Home / 851,675.04-1,277,853.37-346,274.87

Finding the Fourth Proportional to 851,675.04, 1,277,853.37 and 346,274.87

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Solution

The fourth proportional to 851,675.04, 1,277,853.37 and 346,274.87 is: 519,550.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,675.04 : 1,277,853.37 = 346,274.87 : x
  2. Step 2: Convert to fraction form
    851,675.04/1,277,853.37 = 346,274.87/x
  3. Step 3: Cross multiply
    851,675.04x = 1,277,853.37 × 346,274.87
  4. Step 4: Simplify right side
    851,675.04x = 442,488,502,320.86
  5. Step 5: Solve for x
    x = 442,488,502,320.86/851,675.04
  6. Step 6: Final answer
    x = 519,550.86

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1.5x scale

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.