Home / 690,884.36-1,036,423.44-241,503.02

Finding the Fourth Proportional to 690,884.36, 1,036,423.44 and 241,503.02

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Solution

The fourth proportional to 690,884.36, 1,036,423.44 and 241,503.02 is: 362,288.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,884.36 : 1,036,423.44 = 241,503.02 : x
  2. Step 2: Convert to fraction form
    690,884.36/1,036,423.44 = 241,503.02/x
  3. Step 3: Cross multiply
    690,884.36x = 1,036,423.44 × 241,503.02
  4. Step 4: Simplify right side
    690,884.36x = 250,299,391,909.47
  5. Step 5: Solve for x
    x = 250,299,391,909.47/690,884.36
  6. Step 6: Final answer
    x = 362,288.40

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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.