Home / 369,728.30-510,225.04-199,962.42

Finding the Fourth Proportional to 369,728.30, 510,225.04 and 199,962.42

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Solution

The fourth proportional to 369,728.30, 510,225.04 and 199,962.42 is: 275,948.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,728.30 : 510,225.04 = 199,962.42 : x
  2. Step 2: Convert to fraction form
    369,728.30/510,225.04 = 199,962.42/x
  3. Step 3: Cross multiply
    369,728.30x = 510,225.04 × 199,962.42
  4. Step 4: Simplify right side
    369,728.30x = 102,025,833,743.00
  5. Step 5: Solve for x
    x = 102,025,833,743.00/369,728.30
  6. Step 6: Final answer
    x = 275,948.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.