Home / 754,448.93-1,043,881.08-657,854.21

Finding the Fourth Proportional to 754,448.93, 1,043,881.08 and 657,854.21

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Solution

The fourth proportional to 754,448.93, 1,043,881.08 and 657,854.21 is: 910,229.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,448.93 : 1,043,881.08 = 657,854.21 : x
  2. Step 2: Convert to fraction form
    754,448.93/1,043,881.08 = 657,854.21/x
  3. Step 3: Cross multiply
    754,448.93x = 1,043,881.08 × 657,854.21
  4. Step 4: Simplify right side
    754,448.93x = 686,721,564,522.20
  5. Step 5: Solve for x
    x = 686,721,564,522.20/754,448.93
  6. Step 6: Final answer
    x = 910,229.35

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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.