Home / 840,502.29-1,159,870.19-458,528.97

Finding the Fourth Proportional to 840,502.29, 1,159,870.19 and 458,528.97

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Solution

The fourth proportional to 840,502.29, 1,159,870.19 and 458,528.97 is: 632,757.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,502.29 : 1,159,870.19 = 458,528.97 : x
  2. Step 2: Convert to fraction form
    840,502.29/1,159,870.19 = 458,528.97/x
  3. Step 3: Cross multiply
    840,502.29x = 1,159,870.19 × 458,528.97
  4. Step 4: Simplify right side
    840,502.29x = 531,834,083,554.40
  5. Step 5: Solve for x
    x = 531,834,083,554.40/840,502.29
  6. Step 6: Final answer
    x = 632,757.45

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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.