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Finding the Fourth Proportional to 270,482.99, 373,266.47 and 147,976.35

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Solution

The fourth proportional to 270,482.99, 373,266.47 and 147,976.35 is: 204,207.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,482.99 : 373,266.47 = 147,976.35 : x
  2. Step 2: Convert to fraction form
    270,482.99/373,266.47 = 147,976.35/x
  3. Step 3: Cross multiply
    270,482.99x = 373,266.47 × 147,976.35
  4. Step 4: Simplify right side
    270,482.99x = 55,234,609,068.10
  5. Step 5: Solve for x
    x = 55,234,609,068.10/270,482.99
  6. Step 6: Final answer
    x = 204,207.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.