Home / 1,131,228.46-1,696,482.06-372,928.60

Finding the Fourth Proportional to 1,131,228.46, 1,696,482.06 and 372,928.60

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Solution

The fourth proportional to 1,131,228.46, 1,696,482.06 and 372,928.60 is: 559,274.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,228.46 : 1,696,482.06 = 372,928.60 : x
  2. Step 2: Convert to fraction form
    1,131,228.46/1,696,482.06 = 372,928.60/x
  3. Step 3: Cross multiply
    1,131,228.46x = 1,696,482.06 × 372,928.60
  4. Step 4: Simplify right side
    1,131,228.46x = 632,666,679,560.92
  5. Step 5: Solve for x
    x = 632,666,679,560.92/1,131,228.46
  6. Step 6: Final answer
    x = 559,274.01

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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.