Home / 572,368.48-858,358.32-198,304.16

Finding the Fourth Proportional to 572,368.48, 858,358.32 and 198,304.16

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Solution

The fourth proportional to 572,368.48, 858,358.32 and 198,304.16 is: 297,388.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,368.48 : 858,358.32 = 198,304.16 : x
  2. Step 2: Convert to fraction form
    572,368.48/858,358.32 = 198,304.16/x
  3. Step 3: Cross multiply
    572,368.48x = 858,358.32 × 198,304.16
  4. Step 4: Simplify right side
    572,368.48x = 170,216,025,626.61
  5. Step 5: Solve for x
    x = 170,216,025,626.61/572,368.48
  6. Step 6: Final answer
    x = 297,388.89

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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.