Home / 1,130,178.20-1,695,267.30-465,330.20

Finding the Fourth Proportional to 1,130,178.20, 1,695,267.30 and 465,330.20

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Solution

The fourth proportional to 1,130,178.20, 1,695,267.30 and 465,330.20 is: 697,995.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,178.20 : 1,695,267.30 = 465,330.20 : x
  2. Step 2: Convert to fraction form
    1,130,178.20/1,695,267.30 = 465,330.20/x
  3. Step 3: Cross multiply
    1,130,178.20x = 1,695,267.30 × 465,330.20
  4. Step 4: Simplify right side
    1,130,178.20x = 788,859,071,762.46
  5. Step 5: Solve for x
    x = 788,859,071,762.46/1,130,178.20
  6. Step 6: Final answer
    x = 697,995.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.