Home / 718,133.04-1,077,328.44-297,441.36

Finding the Fourth Proportional to 718,133.04, 1,077,328.44 and 297,441.36

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Solution

The fourth proportional to 718,133.04, 1,077,328.44 and 297,441.36 is: 446,215.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,133.04 : 1,077,328.44 = 297,441.36 : x
  2. Step 2: Convert to fraction form
    718,133.04/1,077,328.44 = 297,441.36/x
  3. Step 3: Cross multiply
    718,133.04x = 1,077,328.44 × 297,441.36
  4. Step 4: Simplify right side
    718,133.04x = 320,442,036,360.28
  5. Step 5: Solve for x
    x = 320,442,036,360.28/718,133.04
  6. Step 6: Final answer
    x = 446,215.42

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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.