Home / 313,276.92-432,325.26-170,038.20

Finding the Fourth Proportional to 313,276.92, 432,325.26 and 170,038.20

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Solution

The fourth proportional to 313,276.92, 432,325.26 and 170,038.20 is: 234,654.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,276.92 : 432,325.26 = 170,038.20 : x
  2. Step 2: Convert to fraction form
    313,276.92/432,325.26 = 170,038.20/x
  3. Step 3: Cross multiply
    313,276.92x = 432,325.26 × 170,038.20
  4. Step 4: Simplify right side
    313,276.92x = 73,511,809,024.93
  5. Step 5: Solve for x
    x = 73,511,809,024.93/313,276.92
  6. Step 6: Final answer
    x = 234,654.40

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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.