Home / 433,637.07-650,435.55-113,781.03

Finding the Fourth Proportional to 433,637.07, 650,435.55 and 113,781.03

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Solution

The fourth proportional to 433,637.07, 650,435.55 and 113,781.03 is: 170,666.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,637.07 : 650,435.55 = 113,781.03 : x
  2. Step 2: Convert to fraction form
    433,637.07/650,435.55 = 113,781.03/x
  3. Step 3: Cross multiply
    433,637.07x = 650,435.55 × 113,781.03
  4. Step 4: Simplify right side
    433,637.07x = 74,007,226,827.62
  5. Step 5: Solve for x
    x = 74,007,226,827.62/433,637.07
  6. Step 6: Final answer
    x = 170,666.28

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1.5x scale

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.