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Finding the Fourth Proportional to 671,903.59, 927,227.01 and 370,097.59

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Solution

The fourth proportional to 671,903.59, 927,227.01 and 370,097.59 is: 510,734.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,903.59 : 927,227.01 = 370,097.59 : x
  2. Step 2: Convert to fraction form
    671,903.59/927,227.01 = 370,097.59/x
  3. Step 3: Cross multiply
    671,903.59x = 927,227.01 × 370,097.59
  4. Step 4: Simplify right side
    671,903.59x = 343,164,481,783.91
  5. Step 5: Solve for x
    x = 343,164,481,783.91/671,903.59
  6. Step 6: Final answer
    x = 510,734.70

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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.