Home / 690,318.52-1,035,779.34-241,361.80

Finding the Fourth Proportional to 690,318.52, 1,035,779.34 and 241,361.80

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Solution

The fourth proportional to 690,318.52, 1,035,779.34 and 241,361.80 is: 362,148.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,318.52 : 1,035,779.34 = 241,361.80 : x
  2. Step 2: Convert to fraction form
    690,318.52/1,035,779.34 = 241,361.80/x
  3. Step 3: Cross multiply
    690,318.52x = 1,035,779.34 × 241,361.80
  4. Step 4: Simplify right side
    690,318.52x = 249,997,565,905.21
  5. Step 5: Solve for x
    x = 249,997,565,905.21/690,318.52
  6. Step 6: Final answer
    x = 362,148.14

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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.