Home / 704,948.72-972,822.58-382,651.91

Finding the Fourth Proportional to 704,948.72, 972,822.58 and 382,651.91

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Solution

The fourth proportional to 704,948.72, 972,822.58 and 382,651.91 is: 528,056.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,948.72 : 972,822.58 = 382,651.91 : x
  2. Step 2: Convert to fraction form
    704,948.72/972,822.58 = 382,651.91/x
  3. Step 3: Cross multiply
    704,948.72x = 972,822.58 × 382,651.91
  4. Step 4: Simplify right side
    704,948.72x = 372,252,412,507.39
  5. Step 5: Solve for x
    x = 372,252,412,507.39/704,948.72
  6. Step 6: Final answer
    x = 528,056.02

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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.