Home / 691,076.95-1,036,667.90-235,526.60

Finding the Fourth Proportional to 691,076.95, 1,036,667.90 and 235,526.60

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Solution

The fourth proportional to 691,076.95, 1,036,667.90 and 235,526.60 is: 353,307.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,076.95 : 1,036,667.90 = 235,526.60 : x
  2. Step 2: Convert to fraction form
    691,076.95/1,036,667.90 = 235,526.60/x
  3. Step 3: Cross multiply
    691,076.95x = 1,036,667.90 × 235,526.60
  4. Step 4: Simplify right side
    691,076.95x = 244,162,865,816.14
  5. Step 5: Solve for x
    x = 244,162,865,816.14/691,076.95
  6. Step 6: Final answer
    x = 353,307.78

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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.