Home / 851,484.25-1,277,226.38-346,320.06

Finding the Fourth Proportional to 851,484.25, 1,277,226.38 and 346,320.06

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Solution

The fourth proportional to 851,484.25, 1,277,226.38 and 346,320.06 is: 519,480.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,484.25 : 1,277,226.38 = 346,320.06 : x
  2. Step 2: Convert to fraction form
    851,484.25/1,277,226.38 = 346,320.06/x
  3. Step 3: Cross multiply
    851,484.25x = 1,277,226.38 × 346,320.06
  4. Step 4: Simplify right side
    851,484.25x = 442,329,116,555.18
  5. Step 5: Solve for x
    x = 442,329,116,555.18/851,484.25
  6. Step 6: Final answer
    x = 519,480.09

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Double scale
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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.