Home / 1,105,251-1,657,876.41-306,532.53

Finding the Fourth Proportional to 1,105,251, 1,657,876.41 and 306,532.53

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Solution

The fourth proportional to 1,105,251, 1,657,876.41 and 306,532.53 is: 459,798.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,251 : 1,657,876.41 = 306,532.53 : x
  2. Step 2: Convert to fraction form
    1,105,251/1,657,876.41 = 306,532.53/x
  3. Step 3: Cross multiply
    1,105,251x = 1,657,876.41 × 306,532.53
  4. Step 4: Simplify right side
    1,105,251x = 508,193,048,851.96
  5. Step 5: Solve for x
    x = 508,193,048,851.96/1,105,251
  6. Step 6: Final answer
    x = 459,798.77

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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.