Home / 893,810.11-1,340,755.95-294,823.48

Finding the Fourth Proportional to 893,810.11, 1,340,755.95 and 294,823.48

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Solution

The fourth proportional to 893,810.11, 1,340,755.95 and 294,823.48 is: 442,248.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,810.11 : 1,340,755.95 = 294,823.48 : x
  2. Step 2: Convert to fraction form
    893,810.11/1,340,755.95 = 294,823.48/x
  3. Step 3: Cross multiply
    893,810.11x = 1,340,755.95 × 294,823.48
  4. Step 4: Simplify right side
    893,810.11x = 395,286,335,009.71
  5. Step 5: Solve for x
    x = 395,286,335,009.71/893,810.11
  6. Step 6: Final answer
    x = 442,248.67

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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.