Home / 330,835.24-496,302.07-153,360.19

Finding the Fourth Proportional to 330,835.24, 496,302.07 and 153,360.19

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Solution

The fourth proportional to 330,835.24, 496,302.07 and 153,360.19 is: 230,063.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,835.24 : 496,302.07 = 153,360.19 : x
  2. Step 2: Convert to fraction form
    330,835.24/496,302.07 = 153,360.19/x
  3. Step 3: Cross multiply
    330,835.24x = 496,302.07 × 153,360.19
  4. Step 4: Simplify right side
    330,835.24x = 76,112,979,752.59
  5. Step 5: Solve for x
    x = 76,112,979,752.59/330,835.24
  6. Step 6: Final answer
    x = 230,063.10

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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.