Home / 986,854.95-1,480,326.17-276,867.27

Finding the Fourth Proportional to 986,854.95, 1,480,326.17 and 276,867.27

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Solution

The fourth proportional to 986,854.95, 1,480,326.17 and 276,867.27 is: 415,313.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,854.95 : 1,480,326.17 = 276,867.27 : x
  2. Step 2: Convert to fraction form
    986,854.95/1,480,326.17 = 276,867.27/x
  3. Step 3: Cross multiply
    986,854.95x = 1,480,326.17 × 276,867.27
  4. Step 4: Simplify right side
    986,854.95x = 409,853,864,013.12
  5. Step 5: Solve for x
    x = 409,853,864,013.12/986,854.95
  6. Step 6: Final answer
    x = 415,313.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.