Home / 413,938.04-620,387.63-177,002.10

Finding the Fourth Proportional to 413,938.04, 620,387.63 and 177,002.10

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Solution

The fourth proportional to 413,938.04, 620,387.63 and 177,002.10 is: 265,281.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,938.04 : 620,387.63 = 177,002.10 : x
  2. Step 2: Convert to fraction form
    413,938.04/620,387.63 = 177,002.10/x
  3. Step 3: Cross multiply
    413,938.04x = 620,387.63 × 177,002.10
  4. Step 4: Simplify right side
    413,938.04x = 109,809,913,102.77
  5. Step 5: Solve for x
    x = 109,809,913,102.77/413,938.04
  6. Step 6: Final answer
    x = 265,281.04

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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.