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Finding the Fourth Proportional to 365,280.19, 503,760.35 and 229,326.91

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Solution

The fourth proportional to 365,280.19, 503,760.35 and 229,326.91 is: 316,266.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,280.19 : 503,760.35 = 229,326.91 : x
  2. Step 2: Convert to fraction form
    365,280.19/503,760.35 = 229,326.91/x
  3. Step 3: Cross multiply
    365,280.19x = 503,760.35 × 229,326.91
  4. Step 4: Simplify right side
    365,280.19x = 115,525,803,759.94
  5. Step 5: Solve for x
    x = 115,525,803,759.94/365,280.19
  6. Step 6: Final answer
    x = 316,266.27

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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.