Home / 600,086.40-899,985.60-346,819.20

Finding the Fourth Proportional to 600,086.40, 899,985.60 and 346,819.20

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Solution

The fourth proportional to 600,086.40, 899,985.60 and 346,819.20 is: 520,145.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,086.40 : 899,985.60 = 346,819.20 : x
  2. Step 2: Convert to fraction form
    600,086.40/899,985.60 = 346,819.20/x
  3. Step 3: Cross multiply
    600,086.40x = 899,985.60 × 346,819.20
  4. Step 4: Simplify right side
    600,086.40x = 312,132,285,803.52
  5. Step 5: Solve for x
    x = 312,132,285,803.52/600,086.40
  6. Step 6: Final answer
    x = 520,145.58

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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.