Home / 452,622.48-624,619.38-248,686.56

Finding the Fourth Proportional to 452,622.48, 624,619.38 and 248,686.56

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Solution

The fourth proportional to 452,622.48, 624,619.38 and 248,686.56 is: 343,187.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,622.48 : 624,619.38 = 248,686.56 : x
  2. Step 2: Convert to fraction form
    452,622.48/624,619.38 = 248,686.56/x
  3. Step 3: Cross multiply
    452,622.48x = 624,619.38 × 248,686.56
  4. Step 4: Simplify right side
    452,622.48x = 155,334,444,921.53
  5. Step 5: Solve for x
    x = 155,334,444,921.53/452,622.48
  6. Step 6: Final answer
    x = 343,187.65

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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.