Home / 464,279.18-696,519.04-144,424.98

Finding the Fourth Proportional to 464,279.18, 696,519.04 and 144,424.98

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Solution

The fourth proportional to 464,279.18, 696,519.04 and 144,424.98 is: 216,668.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,279.18 : 696,519.04 = 144,424.98 : x
  2. Step 2: Convert to fraction form
    464,279.18/696,519.04 = 144,424.98/x
  3. Step 3: Cross multiply
    464,279.18x = 696,519.04 × 144,424.98
  4. Step 4: Simplify right side
    464,279.18x = 100,594,748,421.62
  5. Step 5: Solve for x
    x = 100,594,748,421.62/464,279.18
  6. Step 6: Final answer
    x = 216,668.66

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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.