Home / 442,020.04-609,966.60-251,007.52

Finding the Fourth Proportional to 442,020.04, 609,966.60 and 251,007.52

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Solution

The fourth proportional to 442,020.04, 609,966.60 and 251,007.52 is: 346,378.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,020.04 : 609,966.60 = 251,007.52 : x
  2. Step 2: Convert to fraction form
    442,020.04/609,966.60 = 251,007.52/x
  3. Step 3: Cross multiply
    442,020.04x = 609,966.60 × 251,007.52
  4. Step 4: Simplify right side
    442,020.04x = 153,106,203,548.83
  5. Step 5: Solve for x
    x = 153,106,203,548.83/442,020.04
  6. Step 6: Final answer
    x = 346,378.42

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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.