Home / 942,848.38-1,412,622.33-642,353.50

Finding the Fourth Proportional to 942,848.38, 1,412,622.33 and 642,353.50

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Solution

The fourth proportional to 942,848.38, 1,412,622.33 and 642,353.50 is: 962,405.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,848.38 : 1,412,622.33 = 642,353.50 : x
  2. Step 2: Convert to fraction form
    942,848.38/1,412,622.33 = 642,353.50/x
  3. Step 3: Cross multiply
    942,848.38x = 1,412,622.33 × 642,353.50
  4. Step 4: Simplify right side
    942,848.38x = 907,402,897,853.66
  5. Step 5: Solve for x
    x = 907,402,897,853.66/942,848.38
  6. Step 6: Final answer
    x = 962,405.96

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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.