Home / 293,315.20-439,627.20-153,001.60

Finding the Fourth Proportional to 293,315.20, 439,627.20 and 153,001.60

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Solution

The fourth proportional to 293,315.20, 439,627.20 and 153,001.60 is: 229,322.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,315.20 : 439,627.20 = 153,001.60 : x
  2. Step 2: Convert to fraction form
    293,315.20/439,627.20 = 153,001.60/x
  3. Step 3: Cross multiply
    293,315.20x = 439,627.20 × 153,001.60
  4. Step 4: Simplify right side
    293,315.20x = 67,263,665,003.52
  5. Step 5: Solve for x
    x = 67,263,665,003.52/293,315.20
  6. Step 6: Final answer
    x = 229,322.13

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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.