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Finding the Fourth Proportional to 214,980.90, 322,471.35 and 176,927.10

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Solution

The fourth proportional to 214,980.90, 322,471.35 and 176,927.10 is: 265,390.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,980.90 : 322,471.35 = 176,927.10 : x
  2. Step 2: Convert to fraction form
    214,980.90/322,471.35 = 176,927.10/x
  3. Step 3: Cross multiply
    214,980.90x = 322,471.35 × 176,927.10
  4. Step 4: Simplify right side
    214,980.90x = 57,053,920,788.59
  5. Step 5: Solve for x
    x = 57,053,920,788.59/214,980.90
  6. Step 6: Final answer
    x = 265,390.65

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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.