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Finding the Fourth Proportional to 570,007.47, 854,986.01 and 149,274.03

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Solution

The fourth proportional to 570,007.47, 854,986.01 and 149,274.03 is: 223,904.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,007.47 : 854,986.01 = 149,274.03 : x
  2. Step 2: Convert to fraction form
    570,007.47/854,986.01 = 149,274.03/x
  3. Step 3: Cross multiply
    570,007.47x = 854,986.01 × 149,274.03
  4. Step 4: Simplify right side
    570,007.47x = 127,627,206,559.95
  5. Step 5: Solve for x
    x = 127,627,206,559.95/570,007.47
  6. Step 6: Final answer
    x = 223,904.45

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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.