Home / 746,854.81-1,030,654.91-424,564.92

Finding the Fourth Proportional to 746,854.81, 1,030,654.91 and 424,564.92

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Solution

The fourth proportional to 746,854.81, 1,030,654.91 and 424,564.92 is: 585,896.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,854.81 : 1,030,654.91 = 424,564.92 : x
  2. Step 2: Convert to fraction form
    746,854.81/1,030,654.91 = 424,564.92/x
  3. Step 3: Cross multiply
    746,854.81x = 1,030,654.91 × 424,564.92
  4. Step 4: Simplify right side
    746,854.81x = 437,579,919,411.76
  5. Step 5: Solve for x
    x = 437,579,919,411.76/746,854.81
  6. Step 6: Final answer
    x = 585,896.91

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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.