Home / 717,650.40-1,076,475.60-493,701.60

Finding the Fourth Proportional to 717,650.40, 1,076,475.60 and 493,701.60

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Solution

The fourth proportional to 717,650.40, 1,076,475.60 and 493,701.60 is: 740,552.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,650.40 : 1,076,475.60 = 493,701.60 : x
  2. Step 2: Convert to fraction form
    717,650.40/1,076,475.60 = 493,701.60/x
  3. Step 3: Cross multiply
    717,650.40x = 1,076,475.60 × 493,701.60
  4. Step 4: Simplify right side
    717,650.40x = 531,457,726,080.96
  5. Step 5: Solve for x
    x = 531,457,726,080.96/717,650.40
  6. Step 6: Final answer
    x = 740,552.40

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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.