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Finding the Fourth Proportional to 566,458.80, 781,649.01 and 333,870.54

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Solution

The fourth proportional to 566,458.80, 781,649.01 and 333,870.54 is: 460,703.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,458.80 : 781,649.01 = 333,870.54 : x
  2. Step 2: Convert to fraction form
    566,458.80/781,649.01 = 333,870.54/x
  3. Step 3: Cross multiply
    566,458.80x = 781,649.01 × 333,870.54
  4. Step 4: Simplify right side
    566,458.80x = 260,969,577,059.17
  5. Step 5: Solve for x
    x = 260,969,577,059.17/566,458.80
  6. Step 6: Final answer
    x = 460,703.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.