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Finding the Fourth Proportional to 564,443.40, 846,665.10 and 265,130.58

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Solution

The fourth proportional to 564,443.40, 846,665.10 and 265,130.58 is: 397,695.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,443.40 : 846,665.10 = 265,130.58 : x
  2. Step 2: Convert to fraction form
    564,443.40/846,665.10 = 265,130.58/x
  3. Step 3: Cross multiply
    564,443.40x = 846,665.10 × 265,130.58
  4. Step 4: Simplify right side
    564,443.40x = 224,476,809,028.76
  5. Step 5: Solve for x
    x = 224,476,809,028.76/564,443.40
  6. Step 6: Final answer
    x = 397,695.87

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Similar ratio
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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.