Home / 1,011,363.01-1,517,102.82-380,282.29

Finding the Fourth Proportional to 1,011,363.01, 1,517,102.82 and 380,282.29

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Solution

The fourth proportional to 1,011,363.01, 1,517,102.82 and 380,282.29 is: 570,445.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,363.01 : 1,517,102.82 = 380,282.29 : x
  2. Step 2: Convert to fraction form
    1,011,363.01/1,517,102.82 = 380,282.29/x
  3. Step 3: Cross multiply
    1,011,363.01x = 1,517,102.82 × 380,282.29
  4. Step 4: Simplify right side
    1,011,363.01x = 576,927,330,762.30
  5. Step 5: Solve for x
    x = 576,927,330,762.30/1,011,363.01
  6. Step 6: Final answer
    x = 570,445.36

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Double scale
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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.