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Finding the Fourth Proportional to 576,417.32, 864,657.51 and 239,492.04

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Solution

The fourth proportional to 576,417.32, 864,657.51 and 239,492.04 is: 359,251.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,417.32 : 864,657.51 = 239,492.04 : x
  2. Step 2: Convert to fraction form
    576,417.32/864,657.51 = 239,492.04/x
  3. Step 3: Cross multiply
    576,417.32x = 864,657.51 × 239,492.04
  4. Step 4: Simplify right side
    576,417.32x = 207,078,590,971.22
  5. Step 5: Solve for x
    x = 207,078,590,971.22/576,417.32
  6. Step 6: Final answer
    x = 359,251.16

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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.