Home / 1,232,437.73-1,848,484-422,808.71

Finding the Fourth Proportional to 1,232,437.73, 1,848,484 and 422,808.71

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Solution

The fourth proportional to 1,232,437.73, 1,848,484 and 422,808.71 is: 634,153.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,437.73 : 1,848,484 = 422,808.71 : x
  2. Step 2: Convert to fraction form
    1,232,437.73/1,848,484 = 422,808.71/x
  3. Step 3: Cross multiply
    1,232,437.73x = 1,848,484 × 422,808.71
  4. Step 4: Simplify right side
    1,232,437.73x = 781,555,126,253.22
  5. Step 5: Solve for x
    x = 781,555,126,253.22/1,232,437.73
  6. Step 6: Final answer
    x = 634,153.85

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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.