Home / 464,278.56-696,518.10-144,424.34

Finding the Fourth Proportional to 464,278.56, 696,518.10 and 144,424.34

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Solution

The fourth proportional to 464,278.56, 696,518.10 and 144,424.34 is: 216,667.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,278.56 : 696,518.10 = 144,424.34 : x
  2. Step 2: Convert to fraction form
    464,278.56/696,518.10 = 144,424.34/x
  3. Step 3: Cross multiply
    464,278.56x = 696,518.10 × 144,424.34
  4. Step 4: Simplify right side
    464,278.56x = 100,594,166,890.55
  5. Step 5: Solve for x
    x = 100,594,166,890.55/464,278.56
  6. Step 6: Final answer
    x = 216,667.70

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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.