Home / 283,226.02-390,806.17-162,345.06

Finding the Fourth Proportional to 283,226.02, 390,806.17 and 162,345.06

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Solution

The fourth proportional to 283,226.02, 390,806.17 and 162,345.06 is: 224,009.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,226.02 : 390,806.17 = 162,345.06 : x
  2. Step 2: Convert to fraction form
    283,226.02/390,806.17 = 162,345.06/x
  3. Step 3: Cross multiply
    283,226.02x = 390,806.17 × 162,345.06
  4. Step 4: Simplify right side
    283,226.02x = 63,445,451,117.02
  5. Step 5: Solve for x
    x = 63,445,451,117.02/283,226.02
  6. Step 6: Final answer
    x = 224,009.97

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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.