Home / 1,051,368.90-1,577,053.17-252,650.43

Finding the Fourth Proportional to 1,051,368.90, 1,577,053.17 and 252,650.43

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Solution

The fourth proportional to 1,051,368.90, 1,577,053.17 and 252,650.43 is: 378,975.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,368.90 : 1,577,053.17 = 252,650.43 : x
  2. Step 2: Convert to fraction form
    1,051,368.90/1,577,053.17 = 252,650.43/x
  3. Step 3: Cross multiply
    1,051,368.90x = 1,577,053.17 × 252,650.43
  4. Step 4: Simplify right side
    1,051,368.90x = 398,443,161,533.36
  5. Step 5: Solve for x
    x = 398,443,161,533.36/1,051,368.90
  6. Step 6: Final answer
    x = 378,975.60

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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.