Home / 926,382.48-1,389,323.72-327,264.76

Finding the Fourth Proportional to 926,382.48, 1,389,323.72 and 327,264.76

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Solution

The fourth proportional to 926,382.48, 1,389,323.72 and 327,264.76 is: 490,808.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,382.48 : 1,389,323.72 = 327,264.76 : x
  2. Step 2: Convert to fraction form
    926,382.48/1,389,323.72 = 327,264.76/x
  3. Step 3: Cross multiply
    926,382.48x = 1,389,323.72 × 327,264.76
  4. Step 4: Simplify right side
    926,382.48x = 454,676,693,788.11
  5. Step 5: Solve for x
    x = 454,676,693,788.11/926,382.48
  6. Step 6: Final answer
    x = 490,808.82

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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.