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Finding the Fourth Proportional to 609,772.65, 910,308.77 and 569,250.18

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Solution

The fourth proportional to 609,772.65, 910,308.77 and 569,250.18 is: 849,814.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,772.65 : 910,308.77 = 569,250.18 : x
  2. Step 2: Convert to fraction form
    609,772.65/910,308.77 = 569,250.18/x
  3. Step 3: Cross multiply
    609,772.65x = 910,308.77 × 569,250.18
  4. Step 4: Simplify right side
    609,772.65x = 518,193,428,331.83
  5. Step 5: Solve for x
    x = 518,193,428,331.83/609,772.65
  6. Step 6: Final answer
    x = 849,814.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.