Home / 730,421.20-1,094,886.60-493,787.80

Finding the Fourth Proportional to 730,421.20, 1,094,886.60 and 493,787.80

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Solution

The fourth proportional to 730,421.20, 1,094,886.60 and 493,787.80 is: 740,177.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,421.20 : 1,094,886.60 = 493,787.80 : x
  2. Step 2: Convert to fraction form
    730,421.20/1,094,886.60 = 493,787.80/x
  3. Step 3: Cross multiply
    730,421.20x = 1,094,886.60 × 493,787.80
  4. Step 4: Simplify right side
    730,421.20x = 540,641,645,463.48
  5. Step 5: Solve for x
    x = 540,641,645,463.48/730,421.20
  6. Step 6: Final answer
    x = 740,177.92

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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.