Home / 452,018.07-623,731.05-268,227.45

Finding the Fourth Proportional to 452,018.07, 623,731.05 and 268,227.45

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Solution

The fourth proportional to 452,018.07, 623,731.05 and 268,227.45 is: 370,121.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,018.07 : 623,731.05 = 268,227.45 : x
  2. Step 2: Convert to fraction form
    452,018.07/623,731.05 = 268,227.45/x
  3. Step 3: Cross multiply
    452,018.07x = 623,731.05 × 268,227.45
  4. Step 4: Simplify right side
    452,018.07x = 167,301,789,027.32
  5. Step 5: Solve for x
    x = 167,301,789,027.32/452,018.07
  6. Step 6: Final answer
    x = 370,121.90

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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.