Home / 832,783.96-1,248,989.14-383,072.95

Finding the Fourth Proportional to 832,783.96, 1,248,989.14 and 383,072.95

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Solution

The fourth proportional to 832,783.96, 1,248,989.14 and 383,072.95 is: 574,523.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,783.96 : 1,248,989.14 = 383,072.95 : x
  2. Step 2: Convert to fraction form
    832,783.96/1,248,989.14 = 383,072.95/x
  3. Step 3: Cross multiply
    832,783.96x = 1,248,989.14 × 383,072.95
  4. Step 4: Simplify right side
    832,783.96x = 478,453,954,377.76
  5. Step 5: Solve for x
    x = 478,453,954,377.76/832,783.96
  6. Step 6: Final answer
    x = 574,523.50

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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.