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Finding the Fourth Proportional to 464,219.62, 696,329.44 and 306,411.17

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Solution

The fourth proportional to 464,219.62, 696,329.44 and 306,411.17 is: 459,616.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,219.62 : 696,329.44 = 306,411.17 : x
  2. Step 2: Convert to fraction form
    464,219.62/696,329.44 = 306,411.17/x
  3. Step 3: Cross multiply
    464,219.62x = 696,329.44 × 306,411.17
  4. Step 4: Simplify right side
    464,219.62x = 213,363,119,808.59
  5. Step 5: Solve for x
    x = 213,363,119,808.59/464,219.62
  6. Step 6: Final answer
    x = 459,616.76

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Double scale
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Similar ratio
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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.