Home / 310,569.15-428,575.50-174,608.85

Finding the Fourth Proportional to 310,569.15, 428,575.50 and 174,608.85

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Solution

The fourth proportional to 310,569.15, 428,575.50 and 174,608.85 is: 240,954.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,569.15 : 428,575.50 = 174,608.85 : x
  2. Step 2: Convert to fraction form
    310,569.15/428,575.50 = 174,608.85/x
  3. Step 3: Cross multiply
    310,569.15x = 428,575.50 × 174,608.85
  4. Step 4: Simplify right side
    310,569.15x = 74,833,075,193.18
  5. Step 5: Solve for x
    x = 74,833,075,193.18/310,569.15
  6. Step 6: Final answer
    x = 240,954.63

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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.