Home / 674,790.48-1,010,077.56-450,334.80

Finding the Fourth Proportional to 674,790.48, 1,010,077.56 and 450,334.80

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Solution

The fourth proportional to 674,790.48, 1,010,077.56 and 450,334.80 is: 674,095.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,790.48 : 1,010,077.56 = 450,334.80 : x
  2. Step 2: Convert to fraction form
    674,790.48/1,010,077.56 = 450,334.80/x
  3. Step 3: Cross multiply
    674,790.48x = 1,010,077.56 × 450,334.80
  4. Step 4: Simplify right side
    674,790.48x = 454,873,075,967.09
  5. Step 5: Solve for x
    x = 454,873,075,967.09/674,790.48
  6. Step 6: Final answer
    x = 674,095.28

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1.5x scale

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.