Home / 719,503.27-1,078,893.88-239,562.02

Finding the Fourth Proportional to 719,503.27, 1,078,893.88 and 239,562.02

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Solution

The fourth proportional to 719,503.27, 1,078,893.88 and 239,562.02 is: 359,222.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,503.27 : 1,078,893.88 = 239,562.02 : x
  2. Step 2: Convert to fraction form
    719,503.27/1,078,893.88 = 239,562.02/x
  3. Step 3: Cross multiply
    719,503.27x = 1,078,893.88 × 239,562.02
  4. Step 4: Simplify right side
    719,503.27x = 258,461,999,356.77
  5. Step 5: Solve for x
    x = 258,461,999,356.77/719,503.27
  6. Step 6: Final answer
    x = 359,222.83

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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.