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Finding the Fourth Proportional to 589,597.45, 813,677.88 and 446,108.38

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Solution

The fourth proportional to 589,597.45, 813,677.88 and 446,108.38 is: 615,654.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,597.45 : 813,677.88 = 446,108.38 : x
  2. Step 2: Convert to fraction form
    589,597.45/813,677.88 = 446,108.38/x
  3. Step 3: Cross multiply
    589,597.45x = 813,677.88 × 446,108.38
  4. Step 4: Simplify right side
    589,597.45x = 362,988,520,888.63
  5. Step 5: Solve for x
    x = 362,988,520,888.63/589,597.45
  6. Step 6: Final answer
    x = 615,654.84

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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.