Home / 868,167.84-1,301,983.92-307,073.28

Finding the Fourth Proportional to 868,167.84, 1,301,983.92 and 307,073.28

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Solution

The fourth proportional to 868,167.84, 1,301,983.92 and 307,073.28 is: 460,515.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,167.84 : 1,301,983.92 = 307,073.28 : x
  2. Step 2: Convert to fraction form
    868,167.84/1,301,983.92 = 307,073.28/x
  3. Step 3: Cross multiply
    868,167.84x = 1,301,983.92 × 307,073.28
  4. Step 4: Simplify right side
    868,167.84x = 399,804,472,821.66
  5. Step 5: Solve for x
    x = 399,804,472,821.66/868,167.84
  6. Step 6: Final answer
    x = 460,515.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.