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Finding the Fourth Proportional to 675,604.12, 932,354.59 and 369,693.39

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Solution

The fourth proportional to 675,604.12, 932,354.59 and 369,693.39 is: 510,188.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,604.12 : 932,354.59 = 369,693.39 : x
  2. Step 2: Convert to fraction form
    675,604.12/932,354.59 = 369,693.39/x
  3. Step 3: Cross multiply
    675,604.12x = 932,354.59 × 369,693.39
  4. Step 4: Simplify right side
    675,604.12x = 344,685,329,983.39
  5. Step 5: Solve for x
    x = 344,685,329,983.39/675,604.12
  6. Step 6: Final answer
    x = 510,188.32

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1.5x scale

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.