Home / 718,134.04-1,077,329.94-297,442.36

Finding the Fourth Proportional to 718,134.04, 1,077,329.94 and 297,442.36

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Solution

The fourth proportional to 718,134.04, 1,077,329.94 and 297,442.36 is: 446,216.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,134.04 : 1,077,329.94 = 297,442.36 : x
  2. Step 2: Convert to fraction form
    718,134.04/1,077,329.94 = 297,442.36/x
  3. Step 3: Cross multiply
    718,134.04x = 1,077,329.94 × 297,442.36
  4. Step 4: Simplify right side
    718,134.04x = 320,443,559,852.26
  5. Step 5: Solve for x
    x = 320,443,559,852.26/718,134.04
  6. Step 6: Final answer
    x = 446,216.92

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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.