Home / 747,917-1,031,601.66-506,093.12

Finding the Fourth Proportional to 747,917, 1,031,601.66 and 506,093.12

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Solution

The fourth proportional to 747,917, 1,031,601.66 and 506,093.12 is: 698,054.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,917 : 1,031,601.66 = 506,093.12 : x
  2. Step 2: Convert to fraction form
    747,917/1,031,601.66 = 506,093.12/x
  3. Step 3: Cross multiply
    747,917x = 1,031,601.66 × 506,093.12
  4. Step 4: Simplify right side
    747,917x = 522,086,502,706.58
  5. Step 5: Solve for x
    x = 522,086,502,706.58/747,917
  6. Step 6: Final answer
    x = 698,054.07

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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.