Home / 1,105,251.75-1,657,877.53-306,533.28

Finding the Fourth Proportional to 1,105,251.75, 1,657,877.53 and 306,533.28

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Solution

The fourth proportional to 1,105,251.75, 1,657,877.53 and 306,533.28 is: 459,799.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,251.75 : 1,657,877.53 = 306,533.28 : x
  2. Step 2: Convert to fraction form
    1,105,251.75/1,657,877.53 = 306,533.28/x
  3. Step 3: Cross multiply
    1,105,251.75x = 1,657,877.53 × 306,533.28
  4. Step 4: Simplify right side
    1,105,251.75x = 508,194,637,109.20
  5. Step 5: Solve for x
    x = 508,194,637,109.20/1,105,251.75
  6. Step 6: Final answer
    x = 459,799.89

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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.