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Finding the Fourth Proportional to 576,766.88, 864,854.96 and 307,048.24

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Solution

The fourth proportional to 576,766.88, 864,854.96 and 307,048.24 is: 460,415.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,766.88 : 864,854.96 = 307,048.24 : x
  2. Step 2: Convert to fraction form
    576,766.88/864,854.96 = 307,048.24/x
  3. Step 3: Cross multiply
    576,766.88x = 864,854.96 × 307,048.24
  4. Step 4: Simplify right side
    576,766.88x = 265,552,193,323.27
  5. Step 5: Solve for x
    x = 265,552,193,323.27/576,766.88
  6. Step 6: Final answer
    x = 460,415.12

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1.5x scale

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.