Home / 293,346.40-404,818.48-159,210.72

Finding the Fourth Proportional to 293,346.40, 404,818.48 and 159,210.72

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Solution

The fourth proportional to 293,346.40, 404,818.48 and 159,210.72 is: 219,711.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,346.40 : 404,818.48 = 159,210.72 : x
  2. Step 2: Convert to fraction form
    293,346.40/404,818.48 = 159,210.72/x
  3. Step 3: Cross multiply
    293,346.40x = 404,818.48 × 159,210.72
  4. Step 4: Simplify right side
    293,346.40x = 64,451,441,670.11
  5. Step 5: Solve for x
    x = 64,451,441,670.11/293,346.40
  6. Step 6: Final answer
    x = 219,711.04

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1.5x scale

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.