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Finding the Fourth Proportional to 350,085.16, 482,922.98 and 229,421.08

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Solution

The fourth proportional to 350,085.16, 482,922.98 and 229,421.08 is: 316,473.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,085.16 : 482,922.98 = 229,421.08 : x
  2. Step 2: Convert to fraction form
    350,085.16/482,922.98 = 229,421.08/x
  3. Step 3: Cross multiply
    350,085.16x = 482,922.98 × 229,421.08
  4. Step 4: Simplify right side
    350,085.16x = 110,792,711,628.42
  5. Step 5: Solve for x
    x = 110,792,711,628.42/350,085.16
  6. Step 6: Final answer
    x = 316,473.60

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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.