Home / 442,132.04-663,238.15-122,303.94

Finding the Fourth Proportional to 442,132.04, 663,238.15 and 122,303.94

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Solution

The fourth proportional to 442,132.04, 663,238.15 and 122,303.94 is: 183,467.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,132.04 : 663,238.15 = 122,303.94 : x
  2. Step 2: Convert to fraction form
    442,132.04/663,238.15 = 122,303.94/x
  3. Step 3: Cross multiply
    442,132.04x = 663,238.15 × 122,303.94
  4. Step 4: Simplify right side
    442,132.04x = 81,116,638,903.31
  5. Step 5: Solve for x
    x = 81,116,638,903.31/442,132.04
  6. Step 6: Final answer
    x = 183,467.00

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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.