Home / 946,223.40-1,420,663.50-903,374.40

Finding the Fourth Proportional to 946,223.40, 1,420,663.50 and 903,374.40

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Solution

The fourth proportional to 946,223.40, 1,420,663.50 and 903,374.40 is: 1,356,329.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,223.40 : 1,420,663.50 = 903,374.40 : x
  2. Step 2: Convert to fraction form
    946,223.40/1,420,663.50 = 903,374.40/x
  3. Step 3: Cross multiply
    946,223.40x = 1,420,663.50 × 903,374.40
  4. Step 4: Simplify right side
    946,223.40x = 1,283,391,036,914.40
  5. Step 5: Solve for x
    x = 1,283,391,036,914.40/946,223.40
  6. Step 6: Final answer
    x = 1,356,329.84

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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.