Home / 1,023,172.64-1,534,292.40-490,944.32

Finding the Fourth Proportional to 1,023,172.64, 1,534,292.40 and 490,944.32

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Solution

The fourth proportional to 1,023,172.64, 1,534,292.40 and 490,944.32 is: 736,192.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,172.64 : 1,534,292.40 = 490,944.32 : x
  2. Step 2: Convert to fraction form
    1,023,172.64/1,534,292.40 = 490,944.32/x
  3. Step 3: Cross multiply
    1,023,172.64x = 1,534,292.40 × 490,944.32
  4. Step 4: Simplify right side
    1,023,172.64x = 753,252,138,999.17
  5. Step 5: Solve for x
    x = 753,252,138,999.17/1,023,172.64
  6. Step 6: Final answer
    x = 736,192.61

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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.