Home / 717,470.48-1,076,205.72-625,091.60

Finding the Fourth Proportional to 717,470.48, 1,076,205.72 and 625,091.60

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Solution

The fourth proportional to 717,470.48, 1,076,205.72 and 625,091.60 is: 937,637.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,470.48 : 1,076,205.72 = 625,091.60 : x
  2. Step 2: Convert to fraction form
    717,470.48/1,076,205.72 = 625,091.60/x
  3. Step 3: Cross multiply
    717,470.48x = 1,076,205.72 × 625,091.60
  4. Step 4: Simplify right side
    717,470.48x = 672,727,160,478.56
  5. Step 5: Solve for x
    x = 672,727,160,478.56/717,470.48
  6. Step 6: Final answer
    x = 937,637.40

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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.