Home / 584,868.18-807,026.76-330,213.90

Finding the Fourth Proportional to 584,868.18, 807,026.76 and 330,213.90

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Solution

The fourth proportional to 584,868.18, 807,026.76 and 330,213.90 is: 455,643.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,868.18 : 807,026.76 = 330,213.90 : x
  2. Step 2: Convert to fraction form
    584,868.18/807,026.76 = 330,213.90/x
  3. Step 3: Cross multiply
    584,868.18x = 807,026.76 × 330,213.90
  4. Step 4: Simplify right side
    584,868.18x = 266,491,453,823.96
  5. Step 5: Solve for x
    x = 266,491,453,823.96/584,868.18
  6. Step 6: Final answer
    x = 455,643.62

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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.