Home / 718,266.30-1,076,852.70-363,534.90

Finding the Fourth Proportional to 718,266.30, 1,076,852.70 and 363,534.90

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Solution

The fourth proportional to 718,266.30, 1,076,852.70 and 363,534.90 is: 545,025.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,266.30 : 1,076,852.70 = 363,534.90 : x
  2. Step 2: Convert to fraction form
    718,266.30/1,076,852.70 = 363,534.90/x
  3. Step 3: Cross multiply
    718,266.30x = 1,076,852.70 × 363,534.90
  4. Step 4: Simplify right side
    718,266.30x = 391,473,538,609.23
  5. Step 5: Solve for x
    x = 391,473,538,609.23/718,266.30
  6. Step 6: Final answer
    x = 545,025.62

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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.