Home / 1,105,248.57-1,657,872.75-306,530.10

Finding the Fourth Proportional to 1,105,248.57, 1,657,872.75 and 306,530.10

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Solution

The fourth proportional to 1,105,248.57, 1,657,872.75 and 306,530.10 is: 459,795.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,248.57 : 1,657,872.75 = 306,530.10 : x
  2. Step 2: Convert to fraction form
    1,105,248.57/1,657,872.75 = 306,530.10/x
  3. Step 3: Cross multiply
    1,105,248.57x = 1,657,872.75 × 306,530.10
  4. Step 4: Simplify right side
    1,105,248.57x = 508,187,899,844.78
  5. Step 5: Solve for x
    x = 508,187,899,844.78/1,105,248.57
  6. Step 6: Final answer
    x = 459,795.12

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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.