Home / 1,007,093.40-1,390,082.37-658,284.50

Finding the Fourth Proportional to 1,007,093.40, 1,390,082.37 and 658,284.50

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Solution

The fourth proportional to 1,007,093.40, 1,390,082.37 and 658,284.50 is: 908,624.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,093.40 : 1,390,082.37 = 658,284.50 : x
  2. Step 2: Convert to fraction form
    1,007,093.40/1,390,082.37 = 658,284.50/x
  3. Step 3: Cross multiply
    1,007,093.40x = 1,390,082.37 × 658,284.50
  4. Step 4: Simplify right side
    1,007,093.40x = 915,069,670,943.85
  5. Step 5: Solve for x
    x = 915,069,670,943.85/1,007,093.40
  6. Step 6: Final answer
    x = 908,624.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.