Home / 1,201,307.85-1,801,590.45-348,442.32

Finding the Fourth Proportional to 1,201,307.85, 1,801,590.45 and 348,442.32

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Solution

The fourth proportional to 1,201,307.85, 1,801,590.45 and 348,442.32 is: 522,555.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,307.85 : 1,801,590.45 = 348,442.32 : x
  2. Step 2: Convert to fraction form
    1,201,307.85/1,801,590.45 = 348,442.32/x
  3. Step 3: Cross multiply
    1,201,307.85x = 1,801,590.45 × 348,442.32
  4. Step 4: Simplify right side
    1,201,307.85x = 627,750,356,087.84
  5. Step 5: Solve for x
    x = 627,750,356,087.84/1,201,307.85
  6. Step 6: Final answer
    x = 522,555.78

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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.