Home / 475,263.02-712,839.06-190,942.08

Finding the Fourth Proportional to 475,263.02, 712,839.06 and 190,942.08

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Solution

The fourth proportional to 475,263.02, 712,839.06 and 190,942.08 is: 286,390.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,263.02 : 712,839.06 = 190,942.08 : x
  2. Step 2: Convert to fraction form
    475,263.02/712,839.06 = 190,942.08/x
  3. Step 3: Cross multiply
    475,263.02x = 712,839.06 × 190,942.08
  4. Step 4: Simplify right side
    475,263.02x = 136,110,972,821.65
  5. Step 5: Solve for x
    x = 136,110,972,821.65/475,263.02
  6. Step 6: Final answer
    x = 286,390.83

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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.