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Finding the Fourth Proportional to 971,337.92, 1,341,292.28 and 609,384

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Solution

The fourth proportional to 971,337.92, 1,341,292.28 and 609,384 is: 841,480.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,337.92 : 1,341,292.28 = 609,384 : x
  2. Step 2: Convert to fraction form
    971,337.92/1,341,292.28 = 609,384/x
  3. Step 3: Cross multiply
    971,337.92x = 1,341,292.28 × 609,384
  4. Step 4: Simplify right side
    971,337.92x = 817,362,054,755.52
  5. Step 5: Solve for x
    x = 817,362,054,755.52/971,337.92
  6. Step 6: Final answer
    x = 841,480.64

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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.