Home / 753,961.68-1,040,461-414,426.32

Finding the Fourth Proportional to 753,961.68, 1,040,461 and 414,426.32

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Solution

The fourth proportional to 753,961.68, 1,040,461 and 414,426.32 is: 571,904.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,961.68 : 1,040,461 = 414,426.32 : x
  2. Step 2: Convert to fraction form
    753,961.68/1,040,461 = 414,426.32/x
  3. Step 3: Cross multiply
    753,961.68x = 1,040,461 × 414,426.32
  4. Step 4: Simplify right side
    753,961.68x = 431,194,423,333.52
  5. Step 5: Solve for x
    x = 431,194,423,333.52/753,961.68
  6. Step 6: Final answer
    x = 571,904.96

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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.