Home / 283,598.08-391,347.75-162,749.32

Finding the Fourth Proportional to 283,598.08, 391,347.75 and 162,749.32

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Solution

The fourth proportional to 283,598.08, 391,347.75 and 162,749.32 is: 224,583.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,598.08 : 391,347.75 = 162,749.32 : x
  2. Step 2: Convert to fraction form
    283,598.08/391,347.75 = 162,749.32/x
  3. Step 3: Cross multiply
    283,598.08x = 391,347.75 × 162,749.32
  4. Step 4: Simplify right side
    283,598.08x = 63,691,579,827.97
  5. Step 5: Solve for x
    x = 63,691,579,827.97/283,598.08
  6. Step 6: Final answer
    x = 224,583.96

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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.