Home / 1,142,482.52-1,713,378.71-343,551.98

Finding the Fourth Proportional to 1,142,482.52, 1,713,378.71 and 343,551.98

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Solution

The fourth proportional to 1,142,482.52, 1,713,378.71 and 343,551.98 is: 515,224.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,482.52 : 1,713,378.71 = 343,551.98 : x
  2. Step 2: Convert to fraction form
    1,142,482.52/1,713,378.71 = 343,551.98/x
  3. Step 3: Cross multiply
    1,142,482.52x = 1,713,378.71 × 343,551.98
  4. Step 4: Simplify right side
    1,142,482.52x = 588,634,640,602.33
  5. Step 5: Solve for x
    x = 588,634,640,602.33/1,142,482.52
  6. Step 6: Final answer
    x = 515,224.20

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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.