Home / 767,551.20-1,151,326.80-607,192.80

Finding the Fourth Proportional to 767,551.20, 1,151,326.80 and 607,192.80

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Solution

The fourth proportional to 767,551.20, 1,151,326.80 and 607,192.80 is: 910,789.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,551.20 : 1,151,326.80 = 607,192.80 : x
  2. Step 2: Convert to fraction form
    767,551.20/1,151,326.80 = 607,192.80/x
  3. Step 3: Cross multiply
    767,551.20x = 1,151,326.80 × 607,192.80
  4. Step 4: Simplify right side
    767,551.20x = 699,077,343,407.04
  5. Step 5: Solve for x
    x = 699,077,343,407.04/767,551.20
  6. Step 6: Final answer
    x = 910,789.20

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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.