Home / 407,749.59-562,687.29-226,454.58

Finding the Fourth Proportional to 407,749.59, 562,687.29 and 226,454.58

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Solution

The fourth proportional to 407,749.59, 562,687.29 and 226,454.58 is: 312,503.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,749.59 : 562,687.29 = 226,454.58 : x
  2. Step 2: Convert to fraction form
    407,749.59/562,687.29 = 226,454.58/x
  3. Step 3: Cross multiply
    407,749.59x = 562,687.29 × 226,454.58
  4. Step 4: Simplify right side
    407,749.59x = 127,423,113,928.29
  5. Step 5: Solve for x
    x = 127,423,113,928.29/407,749.59
  6. Step 6: Final answer
    x = 312,503.35

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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.