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Finding the Fourth Proportional to 566,875.40, 782,258.53 and 352,010.85

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Solution

The fourth proportional to 566,875.40, 782,258.53 and 352,010.85 is: 485,756.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,875.40 : 782,258.53 = 352,010.85 : x
  2. Step 2: Convert to fraction form
    566,875.40/782,258.53 = 352,010.85/x
  3. Step 3: Cross multiply
    566,875.40x = 782,258.53 × 352,010.85
  4. Step 4: Simplify right side
    566,875.40x = 275,363,491,140.67
  5. Step 5: Solve for x
    x = 275,363,491,140.67/566,875.40
  6. Step 6: Final answer
    x = 485,756.64

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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.