Home / 710,368.89-1,065,554.01-198,013.56

Finding the Fourth Proportional to 710,368.89, 1,065,554.01 and 198,013.56

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Solution

The fourth proportional to 710,368.89, 1,065,554.01 and 198,013.56 is: 297,020.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,368.89 : 1,065,554.01 = 198,013.56 : x
  2. Step 2: Convert to fraction form
    710,368.89/1,065,554.01 = 198,013.56/x
  3. Step 3: Cross multiply
    710,368.89x = 1,065,554.01 × 198,013.56
  4. Step 4: Simplify right side
    710,368.89x = 210,994,142,892.38
  5. Step 5: Solve for x
    x = 210,994,142,892.38/710,368.89
  6. Step 6: Final answer
    x = 297,020.53

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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.