Home / 433,001.04-649,058.64-219,373.08

Finding the Fourth Proportional to 433,001.04, 649,058.64 and 219,373.08

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Solution

The fourth proportional to 433,001.04, 649,058.64 and 219,373.08 is: 328,835.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,001.04 : 649,058.64 = 219,373.08 : x
  2. Step 2: Convert to fraction form
    433,001.04/649,058.64 = 219,373.08/x
  3. Step 3: Cross multiply
    433,001.04x = 649,058.64 × 219,373.08
  4. Step 4: Simplify right side
    433,001.04x = 142,385,992,957.41
  5. Step 5: Solve for x
    x = 142,385,992,957.41/433,001.04
  6. Step 6: Final answer
    x = 328,835.22

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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.