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Finding the Fourth Proportional to 328,282.65, 453,002.91 and 185,077.89

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Solution

The fourth proportional to 328,282.65, 453,002.91 and 185,077.89 is: 255,392.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,282.65 : 453,002.91 = 185,077.89 : x
  2. Step 2: Convert to fraction form
    328,282.65/453,002.91 = 185,077.89/x
  3. Step 3: Cross multiply
    328,282.65x = 453,002.91 × 185,077.89
  4. Step 4: Simplify right side
    328,282.65x = 83,840,822,746.66
  5. Step 5: Solve for x
    x = 83,840,822,746.66/328,282.65
  6. Step 6: Final answer
    x = 255,392.18

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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.