Home / 910,503.59-1,256,487.63-502,604.83

Finding the Fourth Proportional to 910,503.59, 1,256,487.63 and 502,604.83

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Solution

The fourth proportional to 910,503.59, 1,256,487.63 and 502,604.83 is: 693,590.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,503.59 : 1,256,487.63 = 502,604.83 : x
  2. Step 2: Convert to fraction form
    910,503.59/1,256,487.63 = 502,604.83/x
  3. Step 3: Cross multiply
    910,503.59x = 1,256,487.63 × 502,604.83
  4. Step 4: Simplify right side
    910,503.59x = 631,516,751,359.09
  5. Step 5: Solve for x
    x = 631,516,751,359.09/910,503.59
  6. Step 6: Final answer
    x = 693,590.63

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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.