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Finding the Fourth Proportional to 576,301.50, 864,521.28 and 176,889.96

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Solution

The fourth proportional to 576,301.50, 864,521.28 and 176,889.96 is: 265,356.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,301.50 : 864,521.28 = 176,889.96 : x
  2. Step 2: Convert to fraction form
    576,301.50/864,521.28 = 176,889.96/x
  3. Step 3: Cross multiply
    576,301.50x = 864,521.28 × 176,889.96
  4. Step 4: Simplify right side
    576,301.50x = 152,925,134,638.35
  5. Step 5: Solve for x
    x = 152,925,134,638.35/576,301.50
  6. Step 6: Final answer
    x = 265,356.13

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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.