Home / 746,938.64-1,030,685.64-424,649.36

Finding the Fourth Proportional to 746,938.64, 1,030,685.64 and 424,649.36

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Solution

The fourth proportional to 746,938.64, 1,030,685.64 and 424,649.36 is: 585,965.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,938.64 : 1,030,685.64 = 424,649.36 : x
  2. Step 2: Convert to fraction form
    746,938.64/1,030,685.64 = 424,649.36/x
  3. Step 3: Cross multiply
    746,938.64x = 1,030,685.64 × 424,649.36
  4. Step 4: Simplify right side
    746,938.64x = 437,679,997,387.19
  5. Step 5: Solve for x
    x = 437,679,997,387.19/746,938.64
  6. Step 6: Final answer
    x = 585,965.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.