Home / 740,733.15-1,022,294.71-418,464.01

Finding the Fourth Proportional to 740,733.15, 1,022,294.71 and 418,464.01

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Solution

The fourth proportional to 740,733.15, 1,022,294.71 and 418,464.01 is: 577,527.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,733.15 : 1,022,294.71 = 418,464.01 : x
  2. Step 2: Convert to fraction form
    740,733.15/1,022,294.71 = 418,464.01/x
  3. Step 3: Cross multiply
    740,733.15x = 1,022,294.71 × 418,464.01
  4. Step 4: Simplify right side
    740,733.15x = 427,793,543,748.39
  5. Step 5: Solve for x
    x = 427,793,543,748.39/740,733.15
  6. Step 6: Final answer
    x = 577,527.20

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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.