Home / 906,151.20-1,250,503.20-498,271.20

Finding the Fourth Proportional to 906,151.20, 1,250,503.20 and 498,271.20

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Solution

The fourth proportional to 906,151.20, 1,250,503.20 and 498,271.20 is: 687,622.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,151.20 : 1,250,503.20 = 498,271.20 : x
  2. Step 2: Convert to fraction form
    906,151.20/1,250,503.20 = 498,271.20/x
  3. Step 3: Cross multiply
    906,151.20x = 1,250,503.20 × 498,271.20
  4. Step 4: Simplify right side
    906,151.20x = 623,089,730,067.84
  5. Step 5: Solve for x
    x = 623,089,730,067.84/906,151.20
  6. Step 6: Final answer
    x = 687,622.25

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.