Home / 352,053.20-528,079.80-293,733.20

Finding the Fourth Proportional to 352,053.20, 528,079.80 and 293,733.20

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Solution

The fourth proportional to 352,053.20, 528,079.80 and 293,733.20 is: 440,599.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,053.20 : 528,079.80 = 293,733.20 : x
  2. Step 2: Convert to fraction form
    352,053.20/528,079.80 = 293,733.20/x
  3. Step 3: Cross multiply
    352,053.20x = 528,079.80 × 293,733.20
  4. Step 4: Simplify right side
    352,053.20x = 155,114,569,509.36
  5. Step 5: Solve for x
    x = 155,114,569,509.36/352,053.20
  6. Step 6: Final answer
    x = 440,599.80

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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.