Home / 469,983.02-648,577.38-255,123.23

Finding the Fourth Proportional to 469,983.02, 648,577.38 and 255,123.23

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Solution

The fourth proportional to 469,983.02, 648,577.38 and 255,123.23 is: 352,070.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,983.02 : 648,577.38 = 255,123.23 : x
  2. Step 2: Convert to fraction form
    469,983.02/648,577.38 = 255,123.23/x
  3. Step 3: Cross multiply
    469,983.02x = 648,577.38 × 255,123.23
  4. Step 4: Simplify right side
    469,983.02x = 165,467,152,847.65
  5. Step 5: Solve for x
    x = 165,467,152,847.65/469,983.02
  6. Step 6: Final answer
    x = 352,070.50

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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.