Home / 903,513.15-1,246,639.05-540,799.20

Finding the Fourth Proportional to 903,513.15, 1,246,639.05 and 540,799.20

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Solution

The fourth proportional to 903,513.15, 1,246,639.05 and 540,799.20 is: 746,177.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,513.15 : 1,246,639.05 = 540,799.20 : x
  2. Step 2: Convert to fraction form
    903,513.15/1,246,639.05 = 540,799.20/x
  3. Step 3: Cross multiply
    903,513.15x = 1,246,639.05 × 540,799.20
  4. Step 4: Simplify right side
    903,513.15x = 674,181,400,928.76
  5. Step 5: Solve for x
    x = 674,181,400,928.76/903,513.15
  6. Step 6: Final answer
    x = 746,177.74

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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.