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Finding the Fourth Proportional to 376,652.64, 564,705.04 and 176,870.08

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Solution

The fourth proportional to 376,652.64, 564,705.04 and 176,870.08 is: 265,176.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,652.64 : 564,705.04 = 176,870.08 : x
  2. Step 2: Convert to fraction form
    376,652.64/564,705.04 = 176,870.08/x
  3. Step 3: Cross multiply
    376,652.64x = 564,705.04 × 176,870.08
  4. Step 4: Simplify right side
    376,652.64x = 99,879,425,601.20
  5. Step 5: Solve for x
    x = 99,879,425,601.20/376,652.64
  6. Step 6: Final answer
    x = 265,176.49

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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.