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Finding the Fourth Proportional to 370,682.44, 551,254.98 and 358,872.64

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Solution

The fourth proportional to 370,682.44, 551,254.98 and 358,872.64 is: 533,692.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,682.44 : 551,254.98 = 358,872.64 : x
  2. Step 2: Convert to fraction form
    370,682.44/551,254.98 = 358,872.64/x
  3. Step 3: Cross multiply
    370,682.44x = 551,254.98 × 358,872.64
  4. Step 4: Simplify right side
    370,682.44x = 197,830,329,985.75
  5. Step 5: Solve for x
    x = 197,830,329,985.75/370,682.44
  6. Step 6: Final answer
    x = 533,692.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.