Home / 331,595.10-497,344.06-163,070.13

Finding the Fourth Proportional to 331,595.10, 497,344.06 and 163,070.13

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Solution

The fourth proportional to 331,595.10, 497,344.06 and 163,070.13 is: 244,581.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,595.10 : 497,344.06 = 163,070.13 : x
  2. Step 2: Convert to fraction form
    331,595.10/497,344.06 = 163,070.13/x
  3. Step 3: Cross multiply
    331,595.10x = 497,344.06 × 163,070.13
  4. Step 4: Simplify right side
    331,595.10x = 81,101,960,518.93
  5. Step 5: Solve for x
    x = 81,101,960,518.93/331,595.10
  6. Step 6: Final answer
    x = 244,581.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.