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Finding the Fourth Proportional to 660,236.98, 988,740.27 and 596,338.69

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Solution

The fourth proportional to 660,236.98, 988,740.27 and 596,338.69 is: 893,049.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,236.98 : 988,740.27 = 596,338.69 : x
  2. Step 2: Convert to fraction form
    660,236.98/988,740.27 = 596,338.69/x
  3. Step 3: Cross multiply
    660,236.98x = 988,740.27 × 596,338.69
  4. Step 4: Simplify right side
    660,236.98x = 589,624,077,362.05
  5. Step 5: Solve for x
    x = 589,624,077,362.05/660,236.98
  6. Step 6: Final answer
    x = 893,049.16

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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.