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Finding the Fourth Proportional to 576,259.29, 864,315.13 and 176,866.62

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Solution

The fourth proportional to 576,259.29, 864,315.13 and 176,866.62 is: 265,277.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,259.29 : 864,315.13 = 176,866.62 : x
  2. Step 2: Convert to fraction form
    576,259.29/864,315.13 = 176,866.62/x
  3. Step 3: Cross multiply
    576,259.29x = 864,315.13 × 176,866.62
  4. Step 4: Simplify right side
    576,259.29x = 152,868,495,282.67
  5. Step 5: Solve for x
    x = 152,868,495,282.67/576,259.29
  6. Step 6: Final answer
    x = 265,277.28

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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.