Home / 704,828.69-972,664.54-382,538.79

Finding the Fourth Proportional to 704,828.69, 972,664.54 and 382,538.79

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Solution

The fourth proportional to 704,828.69, 972,664.54 and 382,538.79 is: 527,904.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,828.69 : 972,664.54 = 382,538.79 : x
  2. Step 2: Convert to fraction form
    704,828.69/972,664.54 = 382,538.79/x
  3. Step 3: Cross multiply
    704,828.69x = 972,664.54 × 382,538.79
  4. Step 4: Simplify right side
    704,828.69x = 372,081,915,251.16
  5. Step 5: Solve for x
    x = 372,081,915,251.16/704,828.69
  6. Step 6: Final answer
    x = 527,904.04

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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.