Home / 910,582.31-1,256,607.61-502,687.50

Finding the Fourth Proportional to 910,582.31, 1,256,607.61 and 502,687.50

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Solution

The fourth proportional to 910,582.31, 1,256,607.61 and 502,687.50 is: 693,710.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,582.31 : 1,256,607.61 = 502,687.50 : x
  2. Step 2: Convert to fraction form
    910,582.31/1,256,607.61 = 502,687.50/x
  3. Step 3: Cross multiply
    910,582.31x = 1,256,607.61 × 502,687.50
  4. Step 4: Simplify right side
    910,582.31x = 631,680,937,951.88
  5. Step 5: Solve for x
    x = 631,680,937,951.88/910,582.31
  6. Step 6: Final answer
    x = 693,710.97

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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.