Home / 704,828.42-972,638.55-382,532.06

Finding the Fourth Proportional to 704,828.42, 972,638.55 and 382,532.06

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Solution

The fourth proportional to 704,828.42, 972,638.55 and 382,532.06 is: 527,880.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,828.42 : 972,638.55 = 382,532.06 : x
  2. Step 2: Convert to fraction form
    704,828.42/972,638.55 = 382,532.06/x
  3. Step 3: Cross multiply
    704,828.42x = 972,638.55 × 382,532.06
  4. Step 4: Simplify right side
    704,828.42x = 372,065,428,166.91
  5. Step 5: Solve for x
    x = 372,065,428,166.91/704,828.42
  6. Step 6: Final answer
    x = 527,880.85

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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.