Home / 851,202.30-1,276,803.45-496,616.70

Finding the Fourth Proportional to 851,202.30, 1,276,803.45 and 496,616.70

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Solution

The fourth proportional to 851,202.30, 1,276,803.45 and 496,616.70 is: 744,925.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,202.30 : 1,276,803.45 = 496,616.70 : x
  2. Step 2: Convert to fraction form
    851,202.30/1,276,803.45 = 496,616.70/x
  3. Step 3: Cross multiply
    851,202.30x = 1,276,803.45 × 496,616.70
  4. Step 4: Simplify right side
    851,202.30x = 634,081,915,887.62
  5. Step 5: Solve for x
    x = 634,081,915,887.62/851,202.30
  6. Step 6: Final answer
    x = 744,925.05

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Similar ratio
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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.