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Finding the Fourth Proportional to 572,178.54, 858,417.37 and 332,061.62

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Solution

The fourth proportional to 572,178.54, 858,417.37 and 332,061.62 is: 498,179.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,178.54 : 858,417.37 = 332,061.62 : x
  2. Step 2: Convert to fraction form
    572,178.54/858,417.37 = 332,061.62/x
  3. Step 3: Cross multiply
    572,178.54x = 858,417.37 × 332,061.62
  4. Step 4: Simplify right side
    572,178.54x = 285,047,462,518.34
  5. Step 5: Solve for x
    x = 285,047,462,518.34/572,178.54
  6. Step 6: Final answer
    x = 498,179.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.