Home / 600,077.40-899,972.10-346,810.20

Finding the Fourth Proportional to 600,077.40, 899,972.10 and 346,810.20

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Solution

The fourth proportional to 600,077.40, 899,972.10 and 346,810.20 is: 520,132.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,077.40 : 899,972.10 = 346,810.20 : x
  2. Step 2: Convert to fraction form
    600,077.40/899,972.10 = 346,810.20/x
  3. Step 3: Cross multiply
    600,077.40x = 899,972.10 × 346,810.20
  4. Step 4: Simplify right side
    600,077.40x = 312,119,503,995.42
  5. Step 5: Solve for x
    x = 312,119,503,995.42/600,077.40
  6. Step 6: Final answer
    x = 520,132.08

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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.