Home / 309,618.15-464,427.23-292,510.95

Finding the Fourth Proportional to 309,618.15, 464,427.23 and 292,510.95

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Solution

The fourth proportional to 309,618.15, 464,427.23 and 292,510.95 is: 438,766.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,618.15 : 464,427.23 = 292,510.95 : x
  2. Step 2: Convert to fraction form
    309,618.15/464,427.23 = 292,510.95/x
  3. Step 3: Cross multiply
    309,618.15x = 464,427.23 × 292,510.95
  4. Step 4: Simplify right side
    309,618.15x = 135,850,048,790.61
  5. Step 5: Solve for x
    x = 135,850,048,790.61/309,618.15
  6. Step 6: Final answer
    x = 438,766.43

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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.