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Finding the Fourth Proportional to 595,008.93, 820,909.55 and 380,272.86

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Solution

The fourth proportional to 595,008.93, 820,909.55 and 380,272.86 is: 524,646.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,008.93 : 820,909.55 = 380,272.86 : x
  2. Step 2: Convert to fraction form
    595,008.93/820,909.55 = 380,272.86/x
  3. Step 3: Cross multiply
    595,008.93x = 820,909.55 × 380,272.86
  4. Step 4: Simplify right side
    595,008.93x = 312,169,623,556.86
  5. Step 5: Solve for x
    x = 312,169,623,556.86/595,008.93
  6. Step 6: Final answer
    x = 524,646.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.