Home / 739,027.79-1,108,197.13-383,946.47

Finding the Fourth Proportional to 739,027.79, 1,108,197.13 and 383,946.47

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Solution

The fourth proportional to 739,027.79, 1,108,197.13 and 383,946.47 is: 575,740.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,027.79 : 1,108,197.13 = 383,946.47 : x
  2. Step 2: Convert to fraction form
    739,027.79/1,108,197.13 = 383,946.47/x
  3. Step 3: Cross multiply
    739,027.79x = 1,108,197.13 × 383,946.47
  4. Step 4: Simplify right side
    739,027.79x = 425,488,376,127.63
  5. Step 5: Solve for x
    x = 425,488,376,127.63/739,027.79
  6. Step 6: Final answer
    x = 575,740.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.