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Finding the Fourth Proportional to 384,841.15, 577,017.21 and 337,551.22

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Solution

The fourth proportional to 384,841.15, 577,017.21 and 337,551.22 is: 506,112.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,841.15 : 577,017.21 = 337,551.22 : x
  2. Step 2: Convert to fraction form
    384,841.15/577,017.21 = 337,551.22/x
  3. Step 3: Cross multiply
    384,841.15x = 577,017.21 × 337,551.22
  4. Step 4: Simplify right side
    384,841.15x = 194,772,863,196.50
  5. Step 5: Solve for x
    x = 194,772,863,196.50/384,841.15
  6. Step 6: Final answer
    x = 506,112.36

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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.