Home / 442,021.04-609,967.98-251,008.52

Finding the Fourth Proportional to 442,021.04, 609,967.98 and 251,008.52

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Solution

The fourth proportional to 442,021.04, 609,967.98 and 251,008.52 is: 346,379.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,021.04 : 609,967.98 = 251,008.52 : x
  2. Step 2: Convert to fraction form
    442,021.04/609,967.98 = 251,008.52/x
  3. Step 3: Cross multiply
    442,021.04x = 609,967.98 × 251,008.52
  4. Step 4: Simplify right side
    442,021.04x = 153,107,159,907.19
  5. Step 5: Solve for x
    x = 153,107,159,907.19/442,021.04
  6. Step 6: Final answer
    x = 346,379.80

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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.