Home / 908,018.88-1,252,875.96-526,022.88

Finding the Fourth Proportional to 908,018.88, 1,252,875.96 and 526,022.88

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Solution

The fourth proportional to 908,018.88, 1,252,875.96 and 526,022.88 is: 725,801.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,018.88 : 1,252,875.96 = 526,022.88 : x
  2. Step 2: Convert to fraction form
    908,018.88/1,252,875.96 = 526,022.88/x
  3. Step 3: Cross multiply
    908,018.88x = 1,252,875.96 × 526,022.88
  4. Step 4: Simplify right side
    908,018.88x = 659,041,420,761.97
  5. Step 5: Solve for x
    x = 659,041,420,761.97/908,018.88
  6. Step 6: Final answer
    x = 725,801.45

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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.