Home / 723,954.58-999,084.06-437,419.36

Finding the Fourth Proportional to 723,954.58, 999,084.06 and 437,419.36

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Solution

The fourth proportional to 723,954.58, 999,084.06 and 437,419.36 is: 603,654.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,954.58 : 999,084.06 = 437,419.36 : x
  2. Step 2: Convert to fraction form
    723,954.58/999,084.06 = 437,419.36/x
  3. Step 3: Cross multiply
    723,954.58x = 999,084.06 × 437,419.36
  4. Step 4: Simplify right side
    723,954.58x = 437,018,710,111.40
  5. Step 5: Solve for x
    x = 437,018,710,111.40/723,954.58
  6. Step 6: Final answer
    x = 603,654.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.