Home / 1,450,506.60-2,174,994.45-490,632.30

Finding the Fourth Proportional to 1,450,506.60, 2,174,994.45 and 490,632.30

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Solution

The fourth proportional to 1,450,506.60, 2,174,994.45 and 490,632.30 is: 735,689.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,506.60 : 2,174,994.45 = 490,632.30 : x
  2. Step 2: Convert to fraction form
    1,450,506.60/2,174,994.45 = 490,632.30/x
  3. Step 3: Cross multiply
    1,450,506.60x = 2,174,994.45 × 490,632.30
  4. Step 4: Simplify right side
    1,450,506.60x = 1,067,122,529,490.74
  5. Step 5: Solve for x
    x = 1,067,122,529,490.74/1,450,506.60
  6. Step 6: Final answer
    x = 735,689.54

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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.