Home / 906,073.07-1,250,404.52-492,637.66

Finding the Fourth Proportional to 906,073.07, 1,250,404.52 and 492,637.66

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Solution

The fourth proportional to 906,073.07, 1,250,404.52 and 492,637.66 is: 679,852.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,073.07 : 1,250,404.52 = 492,637.66 : x
  2. Step 2: Convert to fraction form
    906,073.07/1,250,404.52 = 492,637.66/x
  3. Step 3: Cross multiply
    906,073.07x = 1,250,404.52 × 492,637.66
  4. Step 4: Simplify right side
    906,073.07x = 615,996,351,197.02
  5. Step 5: Solve for x
    x = 615,996,351,197.02/906,073.07
  6. Step 6: Final answer
    x = 679,852.84

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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.