Home / 906,088.13-1,250,404.83-498,215.62

Finding the Fourth Proportional to 906,088.13, 1,250,404.83 and 498,215.62

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Solution

The fourth proportional to 906,088.13, 1,250,404.83 and 498,215.62 is: 687,539.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,088.13 : 1,250,404.83 = 498,215.62 : x
  2. Step 2: Convert to fraction form
    906,088.13/1,250,404.83 = 498,215.62/x
  3. Step 3: Cross multiply
    906,088.13x = 1,250,404.83 × 498,215.62
  4. Step 4: Simplify right side
    906,088.13x = 622,971,208,886.34
  5. Step 5: Solve for x
    x = 622,971,208,886.34/906,088.13
  6. Step 6: Final answer
    x = 687,539.32

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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.