Home / 958,285.62-1,437,117.30-318,417.57

Finding the Fourth Proportional to 958,285.62, 1,437,117.30 and 318,417.57

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Solution

The fourth proportional to 958,285.62, 1,437,117.30 and 318,417.57 is: 477,522.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,285.62 : 1,437,117.30 = 318,417.57 : x
  2. Step 2: Convert to fraction form
    958,285.62/1,437,117.30 = 318,417.57/x
  3. Step 3: Cross multiply
    958,285.62x = 1,437,117.30 × 318,417.57
  4. Step 4: Simplify right side
    958,285.62x = 457,603,398,470.96
  5. Step 5: Solve for x
    x = 457,603,398,470.96/958,285.62
  6. Step 6: Final answer
    x = 477,522.97

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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.