Home / 907,471.59-1,362,047.55-458,508.43

Finding the Fourth Proportional to 907,471.59, 1,362,047.55 and 458,508.43

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Solution

The fourth proportional to 907,471.59, 1,362,047.55 and 458,508.43 is: 688,187.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,471.59 : 1,362,047.55 = 458,508.43 : x
  2. Step 2: Convert to fraction form
    907,471.59/1,362,047.55 = 458,508.43/x
  3. Step 3: Cross multiply
    907,471.59x = 1,362,047.55 × 458,508.43
  4. Step 4: Simplify right side
    907,471.59x = 624,510,283,735.85
  5. Step 5: Solve for x
    x = 624,510,283,735.85/907,471.59
  6. Step 6: Final answer
    x = 688,187.15

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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.