Home / 906,697.94-1,251,245.76-498,826.22

Finding the Fourth Proportional to 906,697.94, 1,251,245.76 and 498,826.22

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Solution

The fourth proportional to 906,697.94, 1,251,245.76 and 498,826.22 is: 688,381.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,697.94 : 1,251,245.76 = 498,826.22 : x
  2. Step 2: Convert to fraction form
    906,697.94/1,251,245.76 = 498,826.22/x
  3. Step 3: Cross multiply
    906,697.94x = 1,251,245.76 × 498,826.22
  4. Step 4: Simplify right side
    906,697.94x = 624,154,192,751.83
  5. Step 5: Solve for x
    x = 624,154,192,751.83/906,697.94
  6. Step 6: Final answer
    x = 688,381.62

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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.