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Finding the Fourth Proportional to 453,565.92, 679,376.88 and 368,924.32

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Solution

The fourth proportional to 453,565.92, 679,376.88 and 368,924.32 is: 552,595.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,565.92 : 679,376.88 = 368,924.32 : x
  2. Step 2: Convert to fraction form
    453,565.92/679,376.88 = 368,924.32/x
  3. Step 3: Cross multiply
    453,565.92x = 679,376.88 × 368,924.32
  4. Step 4: Simplify right side
    453,565.92x = 250,638,653,477.72
  5. Step 5: Solve for x
    x = 250,638,653,477.72/453,565.92
  6. Step 6: Final answer
    x = 552,595.87

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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.