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Finding the Fourth Proportional to 564,279.60, 846,709.64 and 374,870.82

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Solution

The fourth proportional to 564,279.60, 846,709.64 and 374,870.82 is: 562,499.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,279.60 : 846,709.64 = 374,870.82 : x
  2. Step 2: Convert to fraction form
    564,279.60/846,709.64 = 374,870.82/x
  3. Step 3: Cross multiply
    564,279.60x = 846,709.64 × 374,870.82
  4. Step 4: Simplify right side
    564,279.60x = 317,406,737,048.71
  5. Step 5: Solve for x
    x = 317,406,737,048.71/564,279.60
  6. Step 6: Final answer
    x = 562,499.05

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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.