Home / 742,875.77-1,114,756.36-269,598.04

Finding the Fourth Proportional to 742,875.77, 1,114,756.36 and 269,598.04

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Solution

The fourth proportional to 742,875.77, 1,114,756.36 and 269,598.04 is: 404,557.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,875.77 : 1,114,756.36 = 269,598.04 : x
  2. Step 2: Convert to fraction form
    742,875.77/1,114,756.36 = 269,598.04/x
  3. Step 3: Cross multiply
    742,875.77x = 1,114,756.36 × 269,598.04
  4. Step 4: Simplify right side
    742,875.77x = 300,536,126,272.65
  5. Step 5: Solve for x
    x = 300,536,126,272.65/742,875.77
  6. Step 6: Final answer
    x = 404,557.72

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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.