Home / 412,944.90-619,271.55-146,714.10

Finding the Fourth Proportional to 412,944.90, 619,271.55 and 146,714.10

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Solution

The fourth proportional to 412,944.90, 619,271.55 and 146,714.10 is: 220,019.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,944.90 : 619,271.55 = 146,714.10 : x
  2. Step 2: Convert to fraction form
    412,944.90/619,271.55 = 146,714.10/x
  3. Step 3: Cross multiply
    412,944.90x = 619,271.55 × 146,714.10
  4. Step 4: Simplify right side
    412,944.90x = 90,855,868,113.86
  5. Step 5: Solve for x
    x = 90,855,868,113.86/412,944.90
  6. Step 6: Final answer
    x = 220,019.35

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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.