Home / 781,202.02-1,078,049.08-458,941.49

Finding the Fourth Proportional to 781,202.02, 1,078,049.08 and 458,941.49

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Solution

The fourth proportional to 781,202.02, 1,078,049.08 and 458,941.49 is: 633,333.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,202.02 : 1,078,049.08 = 458,941.49 : x
  2. Step 2: Convert to fraction form
    781,202.02/1,078,049.08 = 458,941.49/x
  3. Step 3: Cross multiply
    781,202.02x = 1,078,049.08 × 458,941.49
  4. Step 4: Simplify right side
    781,202.02x = 494,761,451,068.33
  5. Step 5: Solve for x
    x = 494,761,451,068.33/781,202.02
  6. Step 6: Final answer
    x = 633,333.55

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1.5x scale

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.