Home / 626,439.84-939,377.52-373,836.96

Finding the Fourth Proportional to 626,439.84, 939,377.52 and 373,836.96

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Solution

The fourth proportional to 626,439.84, 939,377.52 and 373,836.96 is: 560,587.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,439.84 : 939,377.52 = 373,836.96 : x
  2. Step 2: Convert to fraction form
    626,439.84/939,377.52 = 373,836.96/x
  3. Step 3: Cross multiply
    626,439.84x = 939,377.52 × 373,836.96
  4. Step 4: Simplify right side
    626,439.84x = 351,174,036,369.14
  5. Step 5: Solve for x
    x = 351,174,036,369.14/626,439.84
  6. Step 6: Final answer
    x = 560,587.01

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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.