Home / 442,024.04-609,972.12-251,011.52

Finding the Fourth Proportional to 442,024.04, 609,972.12 and 251,011.52

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Solution

The fourth proportional to 442,024.04, 609,972.12 and 251,011.52 is: 346,383.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,024.04 : 609,972.12 = 251,011.52 : x
  2. Step 2: Convert to fraction form
    442,024.04/609,972.12 = 251,011.52/x
  3. Step 3: Cross multiply
    442,024.04x = 609,972.12 × 251,011.52
  4. Step 4: Simplify right side
    442,024.04x = 153,110,028,998.82
  5. Step 5: Solve for x
    x = 153,110,028,998.82/442,024.04
  6. Step 6: Final answer
    x = 346,383.94

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1.5x scale

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.