Home / 370,036.12-510,748.44-208,985.44

Finding the Fourth Proportional to 370,036.12, 510,748.44 and 208,985.44

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Solution

The fourth proportional to 370,036.12, 510,748.44 and 208,985.44 is: 288,455.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,036.12 : 510,748.44 = 208,985.44 : x
  2. Step 2: Convert to fraction form
    370,036.12/510,748.44 = 208,985.44/x
  3. Step 3: Cross multiply
    370,036.12x = 510,748.44 × 208,985.44
  4. Step 4: Simplify right side
    370,036.12x = 106,738,987,462.71
  5. Step 5: Solve for x
    x = 106,738,987,462.71/370,036.12
  6. Step 6: Final answer
    x = 288,455.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.