Home / 979,516.92-1,351,659.22-549,714.01

Finding the Fourth Proportional to 979,516.92, 1,351,659.22 and 549,714.01

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Solution

The fourth proportional to 979,516.92, 1,351,659.22 and 549,714.01 is: 758,563.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,516.92 : 1,351,659.22 = 549,714.01 : x
  2. Step 2: Convert to fraction form
    979,516.92/1,351,659.22 = 549,714.01/x
  3. Step 3: Cross multiply
    979,516.92x = 1,351,659.22 × 549,714.01
  4. Step 4: Simplify right side
    979,516.92x = 743,026,009,979.67
  5. Step 5: Solve for x
    x = 743,026,009,979.67/979,516.92
  6. Step 6: Final answer
    x = 758,563.73

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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.