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Finding the Fourth Proportional to 576,025.80, 864,038.70 and 176,663.40

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Solution

The fourth proportional to 576,025.80, 864,038.70 and 176,663.40 is: 264,995.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,025.80 : 864,038.70 = 176,663.40 : x
  2. Step 2: Convert to fraction form
    576,025.80/864,038.70 = 176,663.40/x
  3. Step 3: Cross multiply
    576,025.80x = 864,038.70 × 176,663.40
  4. Step 4: Simplify right side
    576,025.80x = 152,644,014,473.58
  5. Step 5: Solve for x
    x = 152,644,014,473.58/576,025.80
  6. Step 6: Final answer
    x = 264,995.10

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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.