Home / 380,526.26-570,816.01-152,821.89

Finding the Fourth Proportional to 380,526.26, 570,816.01 and 152,821.89

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Solution

The fourth proportional to 380,526.26, 570,816.01 and 152,821.89 is: 229,243.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,526.26 : 570,816.01 = 152,821.89 : x
  2. Step 2: Convert to fraction form
    380,526.26/570,816.01 = 152,821.89/x
  3. Step 3: Cross multiply
    380,526.26x = 570,816.01 × 152,821.89
  4. Step 4: Simplify right side
    380,526.26x = 87,233,181,681.49
  5. Step 5: Solve for x
    x = 87,233,181,681.49/380,526.26
  6. Step 6: Final answer
    x = 229,243.53

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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.