Home / 704,904.45-972,741.92-382,607.61

Finding the Fourth Proportional to 704,904.45, 972,741.92 and 382,607.61

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Solution

The fourth proportional to 704,904.45, 972,741.92 and 382,607.61 is: 527,984.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,904.45 : 972,741.92 = 382,607.61 : x
  2. Step 2: Convert to fraction form
    704,904.45/972,741.92 = 382,607.61/x
  3. Step 3: Cross multiply
    704,904.45x = 972,741.92 × 382,607.61
  4. Step 4: Simplify right side
    704,904.45x = 372,178,459,244.97
  5. Step 5: Solve for x
    x = 372,178,459,244.97/704,904.45
  6. Step 6: Final answer
    x = 527,984.27

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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.