Home / 592,304.10-817,376.60-320,371.72

Finding the Fourth Proportional to 592,304.10, 817,376.60 and 320,371.72

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Solution

The fourth proportional to 592,304.10, 817,376.60 and 320,371.72 is: 442,111.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,304.10 : 817,376.60 = 320,371.72 : x
  2. Step 2: Convert to fraction form
    592,304.10/817,376.60 = 320,371.72/x
  3. Step 3: Cross multiply
    592,304.10x = 817,376.60 × 320,371.72
  4. Step 4: Simplify right side
    592,304.10x = 261,864,347,229.75
  5. Step 5: Solve for x
    x = 261,864,347,229.75/592,304.10
  6. Step 6: Final answer
    x = 442,111.32

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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.