Home / 1,105,248.06-1,657,872-306,529.60

Finding the Fourth Proportional to 1,105,248.06, 1,657,872 and 306,529.60

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Solution

The fourth proportional to 1,105,248.06, 1,657,872 and 306,529.60 is: 459,794.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,248.06 : 1,657,872 = 306,529.60 : x
  2. Step 2: Convert to fraction form
    1,105,248.06/1,657,872 = 306,529.60/x
  3. Step 3: Cross multiply
    1,105,248.06x = 1,657,872 × 306,529.60
  4. Step 4: Simplify right side
    1,105,248.06x = 508,186,841,011.20
  5. Step 5: Solve for x
    x = 508,186,841,011.20/1,105,248.06
  6. Step 6: Final answer
    x = 459,794.38

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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.