Home / 908,472.36-1,253,675.34-500,611.85

Finding the Fourth Proportional to 908,472.36, 1,253,675.34 and 500,611.85

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Solution

The fourth proportional to 908,472.36, 1,253,675.34 and 500,611.85 is: 690,835.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,472.36 : 1,253,675.34 = 500,611.85 : x
  2. Step 2: Convert to fraction form
    908,472.36/1,253,675.34 = 500,611.85/x
  3. Step 3: Cross multiply
    908,472.36x = 1,253,675.34 × 500,611.85
  4. Step 4: Simplify right side
    908,472.36x = 627,604,731,256.78
  5. Step 5: Solve for x
    x = 627,604,731,256.78/908,472.36
  6. Step 6: Final answer
    x = 690,835.25

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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.