Home / 456,122.29-629,430.18-252,160.24

Finding the Fourth Proportional to 456,122.29, 629,430.18 and 252,160.24

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Solution

The fourth proportional to 456,122.29, 629,430.18 and 252,160.24 is: 347,970.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,122.29 : 629,430.18 = 252,160.24 : x
  2. Step 2: Convert to fraction form
    456,122.29/629,430.18 = 252,160.24/x
  3. Step 3: Cross multiply
    456,122.29x = 629,430.18 × 252,160.24
  4. Step 4: Simplify right side
    456,122.29x = 158,717,265,252.04
  5. Step 5: Solve for x
    x = 158,717,265,252.04/456,122.29
  6. Step 6: Final answer
    x = 347,970.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.