Home / 1,069,270.10-1,604,337.15-470,345.30

Finding the Fourth Proportional to 1,069,270.10, 1,604,337.15 and 470,345.30

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Solution

The fourth proportional to 1,069,270.10, 1,604,337.15 and 470,345.30 is: 705,707.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,270.10 : 1,604,337.15 = 470,345.30 : x
  2. Step 2: Convert to fraction form
    1,069,270.10/1,604,337.15 = 470,345.30/x
  3. Step 3: Cross multiply
    1,069,270.10x = 1,604,337.15 × 470,345.30
  4. Step 4: Simplify right side
    1,069,270.10x = 754,592,438,117.90
  5. Step 5: Solve for x
    x = 754,592,438,117.90/1,069,270.10
  6. Step 6: Final answer
    x = 705,707.98

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Double scale
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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.