Home / 906,196.38-1,250,582.22-498,313.60

Finding the Fourth Proportional to 906,196.38, 1,250,582.22 and 498,313.60

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Solution

The fourth proportional to 906,196.38, 1,250,582.22 and 498,313.60 is: 687,689.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,196.38 : 1,250,582.22 = 498,313.60 : x
  2. Step 2: Convert to fraction form
    906,196.38/1,250,582.22 = 498,313.60/x
  3. Step 3: Cross multiply
    906,196.38x = 1,250,582.22 × 498,313.60
  4. Step 4: Simplify right side
    906,196.38x = 623,182,128,144.19
  5. Step 5: Solve for x
    x = 623,182,128,144.19/906,196.38
  6. Step 6: Final answer
    x = 687,689.93

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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.