Home / 829,577.40-1,144,851.48-467,001.96

Finding the Fourth Proportional to 829,577.40, 1,144,851.48 and 467,001.96

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Solution

The fourth proportional to 829,577.40, 1,144,851.48 and 467,001.96 is: 644,482.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,577.40 : 1,144,851.48 = 467,001.96 : x
  2. Step 2: Convert to fraction form
    829,577.40/1,144,851.48 = 467,001.96/x
  3. Step 3: Cross multiply
    829,577.40x = 1,144,851.48 × 467,001.96
  4. Step 4: Simplify right side
    829,577.40x = 534,647,885,068.90
  5. Step 5: Solve for x
    x = 534,647,885,068.90/829,577.40
  6. Step 6: Final answer
    x = 644,482.22

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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.