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Finding the Fourth Proportional to 350,521.12, 483,718.80 and 191,545.12

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Solution

The fourth proportional to 350,521.12, 483,718.80 and 191,545.12 is: 264,332.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,521.12 : 483,718.80 = 191,545.12 : x
  2. Step 2: Convert to fraction form
    350,521.12/483,718.80 = 191,545.12/x
  3. Step 3: Cross multiply
    350,521.12x = 483,718.80 × 191,545.12
  4. Step 4: Simplify right side
    350,521.12x = 92,653,975,592.26
  5. Step 5: Solve for x
    x = 92,653,975,592.26/350,521.12
  6. Step 6: Final answer
    x = 264,332.08

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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.