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Finding the Fourth Proportional to 704,342.66, 971,985.97 and 382,048.11

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Solution

The fourth proportional to 704,342.66, 971,985.97 and 382,048.11 is: 527,222.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,342.66 : 971,985.97 = 382,048.11 : x
  2. Step 2: Convert to fraction form
    704,342.66/971,985.97 = 382,048.11/x
  3. Step 3: Cross multiply
    704,342.66x = 971,985.97 × 382,048.11
  4. Step 4: Simplify right side
    704,342.66x = 371,345,402,785.02
  5. Step 5: Solve for x
    x = 371,345,402,785.02/704,342.66
  6. Step 6: Final answer
    x = 527,222.65

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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.