Home / 910,124.64-1,255,963.38-502,229.94

Finding the Fourth Proportional to 910,124.64, 1,255,963.38 and 502,229.94

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Solution

The fourth proportional to 910,124.64, 1,255,963.38 and 502,229.94 is: 693,072.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,124.64 : 1,255,963.38 = 502,229.94 : x
  2. Step 2: Convert to fraction form
    910,124.64/1,255,963.38 = 502,229.94/x
  3. Step 3: Cross multiply
    910,124.64x = 1,255,963.38 × 502,229.94
  4. Step 4: Simplify right side
    910,124.64x = 630,782,412,979.60
  5. Step 5: Solve for x
    x = 630,782,412,979.60/910,124.64
  6. Step 6: Final answer
    x = 693,072.56

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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.