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Finding the Fourth Proportional to 895.32, 1,341.66 and 462.12

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Solution

The fourth proportional to 895.32, 1,341.66 and 462.12 is: 692.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    895.32 : 1,341.66 = 462.12 : x
  2. Step 2: Convert to fraction form
    895.32/1,341.66 = 462.12/x
  3. Step 3: Cross multiply
    895.32x = 1,341.66 × 462.12
  4. Step 4: Simplify right side
    895.32x = 620,007.92
  5. Step 5: Solve for x
    x = 620,007.92/895.32
  6. Step 6: Final answer
    x = 692.50

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Double scale
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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.