Home / 541,423.35-812,933.38-302,005.02

Finding the Fourth Proportional to 541,423.35, 812,933.38 and 302,005.02

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Solution

The fourth proportional to 541,423.35, 812,933.38 and 302,005.02 is: 453,452.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,423.35 : 812,933.38 = 302,005.02 : x
  2. Step 2: Convert to fraction form
    541,423.35/812,933.38 = 302,005.02/x
  3. Step 3: Cross multiply
    541,423.35x = 812,933.38 × 302,005.02
  4. Step 4: Simplify right side
    541,423.35x = 245,509,962,980.11
  5. Step 5: Solve for x
    x = 245,509,962,980.11/541,423.35
  6. Step 6: Final answer
    x = 453,452.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.