Home / 475,263.04-712,839.04-190,942.08

Finding the Fourth Proportional to 475,263.04, 712,839.04 and 190,942.08

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Solution

The fourth proportional to 475,263.04, 712,839.04 and 190,942.08 is: 286,390.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,263.04 : 712,839.04 = 190,942.08 : x
  2. Step 2: Convert to fraction form
    475,263.04/712,839.04 = 190,942.08/x
  3. Step 3: Cross multiply
    475,263.04x = 712,839.04 × 190,942.08
  4. Step 4: Simplify right side
    475,263.04x = 136,110,969,002.80
  5. Step 5: Solve for x
    x = 136,110,969,002.80/475,263.04
  6. Step 6: Final answer
    x = 286,390.81

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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.