Home / 903,519.90-1,355,184.81-371,097.18

Finding the Fourth Proportional to 903,519.90, 1,355,184.81 and 371,097.18

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Solution

The fourth proportional to 903,519.90, 1,355,184.81 and 371,097.18 is: 556,606.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,519.90 : 1,355,184.81 = 371,097.18 : x
  2. Step 2: Convert to fraction form
    903,519.90/1,355,184.81 = 371,097.18/x
  3. Step 3: Cross multiply
    903,519.90x = 1,355,184.81 × 371,097.18
  4. Step 4: Simplify right side
    903,519.90x = 502,905,261,369.84
  5. Step 5: Solve for x
    x = 502,905,261,369.84/903,519.90
  6. Step 6: Final answer
    x = 556,606.73

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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.