Home / 436,816.13-602,805.03-245,829.53

Finding the Fourth Proportional to 436,816.13, 602,805.03 and 245,829.53

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Solution

The fourth proportional to 436,816.13, 602,805.03 and 245,829.53 is: 339,244.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,816.13 : 602,805.03 = 245,829.53 : x
  2. Step 2: Convert to fraction form
    436,816.13/602,805.03 = 245,829.53/x
  3. Step 3: Cross multiply
    436,816.13x = 602,805.03 × 245,829.53
  4. Step 4: Simplify right side
    436,816.13x = 148,187,272,963.36
  5. Step 5: Solve for x
    x = 148,187,272,963.36/436,816.13
  6. Step 6: Final answer
    x = 339,244.05

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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.