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Finding the Fourth Proportional to 634,645.38, 951,072.93 and 350,463.86

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Solution

The fourth proportional to 634,645.38, 951,072.93 and 350,463.86 is: 525,201.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,645.38 : 951,072.93 = 350,463.86 : x
  2. Step 2: Convert to fraction form
    634,645.38/951,072.93 = 350,463.86/x
  3. Step 3: Cross multiply
    634,645.38x = 951,072.93 × 350,463.86
  4. Step 4: Simplify right side
    634,645.38x = 333,316,696,075.20
  5. Step 5: Solve for x
    x = 333,316,696,075.20/634,645.38
  6. Step 6: Final answer
    x = 525,201.49

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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.