Home / 906,175.60-1,250,554.40-498,308.36

Finding the Fourth Proportional to 906,175.60, 1,250,554.40 and 498,308.36

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Solution

The fourth proportional to 906,175.60, 1,250,554.40 and 498,308.36 is: 687,683.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,175.60 : 1,250,554.40 = 498,308.36 : x
  2. Step 2: Convert to fraction form
    906,175.60/1,250,554.40 = 498,308.36/x
  3. Step 3: Cross multiply
    906,175.60x = 1,250,554.40 × 498,308.36
  4. Step 4: Simplify right side
    906,175.60x = 623,161,712,154.78
  5. Step 5: Solve for x
    x = 623,161,712,154.78/906,175.60
  6. Step 6: Final answer
    x = 687,683.17

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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.