Home / 851,838.72-1,277,673.04-346,429.52

Finding the Fourth Proportional to 851,838.72, 1,277,673.04 and 346,429.52

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Solution

The fourth proportional to 851,838.72, 1,277,673.04 and 346,429.52 is: 519,609.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,838.72 : 1,277,673.04 = 346,429.52 : x
  2. Step 2: Convert to fraction form
    851,838.72/1,277,673.04 = 346,429.52/x
  3. Step 3: Cross multiply
    851,838.72x = 1,277,673.04 × 346,429.52
  4. Step 4: Simplify right side
    851,838.72x = 442,623,657,964.14
  5. Step 5: Solve for x
    x = 442,623,657,964.14/851,838.72
  6. Step 6: Final answer
    x = 519,609.70

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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.