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Finding the Fourth Proportional to 384,840.15, 577,015.71 and 337,550.22

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Solution

The fourth proportional to 384,840.15, 577,015.71 and 337,550.22 is: 506,110.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,840.15 : 577,015.71 = 337,550.22 : x
  2. Step 2: Convert to fraction form
    384,840.15/577,015.71 = 337,550.22/x
  3. Step 3: Cross multiply
    384,840.15x = 577,015.71 × 337,550.22
  4. Step 4: Simplify right side
    384,840.15x = 194,771,779,853.96
  5. Step 5: Solve for x
    x = 194,771,779,853.96/384,840.15
  6. Step 6: Final answer
    x = 506,110.86

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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.