Home / 631,974.80-948,618.12-366,254.48

Finding the Fourth Proportional to 631,974.80, 948,618.12 and 366,254.48

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Solution

The fourth proportional to 631,974.80, 948,618.12 and 366,254.48 is: 549,761.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,974.80 : 948,618.12 = 366,254.48 : x
  2. Step 2: Convert to fraction form
    631,974.80/948,618.12 = 366,254.48/x
  3. Step 3: Cross multiply
    631,974.80x = 948,618.12 × 366,254.48
  4. Step 4: Simplify right side
    631,974.80x = 347,435,636,259.18
  5. Step 5: Solve for x
    x = 347,435,636,259.18/631,974.80
  6. Step 6: Final answer
    x = 549,761.85

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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.