Home / 718,135.04-1,077,331.44-297,443.36

Finding the Fourth Proportional to 718,135.04, 1,077,331.44 and 297,443.36

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Solution

The fourth proportional to 718,135.04, 1,077,331.44 and 297,443.36 is: 446,218.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,135.04 : 1,077,331.44 = 297,443.36 : x
  2. Step 2: Convert to fraction form
    718,135.04/1,077,331.44 = 297,443.36/x
  3. Step 3: Cross multiply
    718,135.04x = 1,077,331.44 × 297,443.36
  4. Step 4: Simplify right side
    718,135.04x = 320,445,083,347.24
  5. Step 5: Solve for x
    x = 320,445,083,347.24/718,135.04
  6. Step 6: Final answer
    x = 446,218.42

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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.