Home / 693,039.34-1,038,951.66-333,030.89

Finding the Fourth Proportional to 693,039.34, 1,038,951.66 and 333,030.89

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Solution

The fourth proportional to 693,039.34, 1,038,951.66 and 333,030.89 is: 499,254.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,039.34 : 1,038,951.66 = 333,030.89 : x
  2. Step 2: Convert to fraction form
    693,039.34/1,038,951.66 = 333,030.89/x
  3. Step 3: Cross multiply
    693,039.34x = 1,038,951.66 × 333,030.89
  4. Step 4: Simplify right side
    693,039.34x = 346,002,999,843.02
  5. Step 5: Solve for x
    x = 346,002,999,843.02/693,039.34
  6. Step 6: Final answer
    x = 499,254.49

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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.