Home / 807,738.60-1,114,869.24-502,045.86

Finding the Fourth Proportional to 807,738.60, 1,114,869.24 and 502,045.86

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Solution

The fourth proportional to 807,738.60, 1,114,869.24 and 502,045.86 is: 692,941.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,738.60 : 1,114,869.24 = 502,045.86 : x
  2. Step 2: Convert to fraction form
    807,738.60/1,114,869.24 = 502,045.86/x
  3. Step 3: Cross multiply
    807,738.60x = 1,114,869.24 × 502,045.86
  4. Step 4: Simplify right side
    807,738.60x = 559,715,486,383.35
  5. Step 5: Solve for x
    x = 559,715,486,383.35/807,738.60
  6. Step 6: Final answer
    x = 692,941.36

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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.