Home / 426,747.77-635,593.64-424,685.29

Finding the Fourth Proportional to 426,747.77, 635,593.64 and 424,685.29

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Solution

The fourth proportional to 426,747.77, 635,593.64 and 424,685.29 is: 632,521.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,747.77 : 635,593.64 = 424,685.29 : x
  2. Step 2: Convert to fraction form
    426,747.77/635,593.64 = 424,685.29/x
  3. Step 3: Cross multiply
    426,747.77x = 635,593.64 × 424,685.29
  4. Step 4: Simplify right side
    426,747.77x = 269,927,268,798.29
  5. Step 5: Solve for x
    x = 269,927,268,798.29/426,747.77
  6. Step 6: Final answer
    x = 632,521.80

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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.