Home / 293,314.20-439,625.70-153,000.60

Finding the Fourth Proportional to 293,314.20, 439,625.70 and 153,000.60

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Solution

The fourth proportional to 293,314.20, 439,625.70 and 153,000.60 is: 229,320.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,314.20 : 439,625.70 = 153,000.60 : x
  2. Step 2: Convert to fraction form
    293,314.20/439,625.70 = 153,000.60/x
  3. Step 3: Cross multiply
    293,314.20x = 439,625.70 × 153,000.60
  4. Step 4: Simplify right side
    293,314.20x = 67,262,995,875.42
  5. Step 5: Solve for x
    x = 67,262,995,875.42/293,314.20
  6. Step 6: Final answer
    x = 229,320.63

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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.