Home / 803,545.32-1,108,811.82-481,247.16

Finding the Fourth Proportional to 803,545.32, 1,108,811.82 and 481,247.16

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Solution

The fourth proportional to 803,545.32, 1,108,811.82 and 481,247.16 is: 664,072.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,545.32 : 1,108,811.82 = 481,247.16 : x
  2. Step 2: Convert to fraction form
    803,545.32/1,108,811.82 = 481,247.16/x
  3. Step 3: Cross multiply
    803,545.32x = 1,108,811.82 × 481,247.16
  4. Step 4: Simplify right side
    803,545.32x = 533,612,539,349.43
  5. Step 5: Solve for x
    x = 533,612,539,349.43/803,545.32
  6. Step 6: Final answer
    x = 664,072.74

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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.