Home / 1,105,281.29-1,657,921.61-306,562.92

Finding the Fourth Proportional to 1,105,281.29, 1,657,921.61 and 306,562.92

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Solution

The fourth proportional to 1,105,281.29, 1,657,921.61 and 306,562.92 is: 459,844.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,281.29 : 1,657,921.61 = 306,562.92 : x
  2. Step 2: Convert to fraction form
    1,105,281.29/1,657,921.61 = 306,562.92/x
  3. Step 3: Cross multiply
    1,105,281.29x = 1,657,921.61 × 306,562.92
  4. Step 4: Simplify right side
    1,105,281.29x = 508,257,288,359.89
  5. Step 5: Solve for x
    x = 508,257,288,359.89/1,105,281.29
  6. Step 6: Final answer
    x = 459,844.29

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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.