Home / 650,122.80-974,795.40-335,194.80

Finding the Fourth Proportional to 650,122.80, 974,795.40 and 335,194.80

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Solution

The fourth proportional to 650,122.80, 974,795.40 and 335,194.80 is: 502,591.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,122.80 : 974,795.40 = 335,194.80 : x
  2. Step 2: Convert to fraction form
    650,122.80/974,795.40 = 335,194.80/x
  3. Step 3: Cross multiply
    650,122.80x = 974,795.40 × 335,194.80
  4. Step 4: Simplify right side
    650,122.80x = 326,746,349,143.92
  5. Step 5: Solve for x
    x = 326,746,349,143.92/650,122.80
  6. Step 6: Final answer
    x = 502,591.74

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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.