Home / 958,264.25-1,437,085.34-318,396.15

Finding the Fourth Proportional to 958,264.25, 1,437,085.34 and 318,396.15

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Solution

The fourth proportional to 958,264.25, 1,437,085.34 and 318,396.15 is: 477,490.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,264.25 : 1,437,085.34 = 318,396.15 : x
  2. Step 2: Convert to fraction form
    958,264.25/1,437,085.34 = 318,396.15/x
  3. Step 3: Cross multiply
    958,264.25x = 1,437,085.34 × 318,396.15
  4. Step 4: Simplify right side
    958,264.25x = 457,562,440,870.42
  5. Step 5: Solve for x
    x = 457,562,440,870.42/958,264.25
  6. Step 6: Final answer
    x = 477,490.88

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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.