Home / 725,050.40-1,087,575.60-607,827.20

Finding the Fourth Proportional to 725,050.40, 1,087,575.60 and 607,827.20

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Solution

The fourth proportional to 725,050.40, 1,087,575.60 and 607,827.20 is: 911,740.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,050.40 : 1,087,575.60 = 607,827.20 : x
  2. Step 2: Convert to fraction form
    725,050.40/1,087,575.60 = 607,827.20/x
  3. Step 3: Cross multiply
    725,050.40x = 1,087,575.60 × 607,827.20
  4. Step 4: Simplify right side
    725,050.40x = 661,058,031,736.32
  5. Step 5: Solve for x
    x = 661,058,031,736.32/725,050.40
  6. Step 6: Final answer
    x = 911,740.80

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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.