Home / 788,333.86-1,182,507.27-339,023.62

Finding the Fourth Proportional to 788,333.86, 1,182,507.27 and 339,023.62

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Solution

The fourth proportional to 788,333.86, 1,182,507.27 and 339,023.62 is: 508,538.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,333.86 : 1,182,507.27 = 339,023.62 : x
  2. Step 2: Convert to fraction form
    788,333.86/1,182,507.27 = 339,023.62/x
  3. Step 3: Cross multiply
    788,333.86x = 1,182,507.27 × 339,023.62
  4. Step 4: Simplify right side
    788,333.86x = 400,897,895,351.72
  5. Step 5: Solve for x
    x = 400,897,895,351.72/788,333.86
  6. Step 6: Final answer
    x = 508,538.22

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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.