Home / 926,227.50-1,278,193.95-502,291.50

Finding the Fourth Proportional to 926,227.50, 1,278,193.95 and 502,291.50

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Solution

The fourth proportional to 926,227.50, 1,278,193.95 and 502,291.50 is: 693,162.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,227.50 : 1,278,193.95 = 502,291.50 : x
  2. Step 2: Convert to fraction form
    926,227.50/1,278,193.95 = 502,291.50/x
  3. Step 3: Cross multiply
    926,227.50x = 1,278,193.95 × 502,291.50
  4. Step 4: Simplify right side
    926,227.50x = 642,025,956,436.43
  5. Step 5: Solve for x
    x = 642,025,956,436.43/926,227.50
  6. Step 6: Final answer
    x = 693,162.27

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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.