Home / 852,298.20-1,277,561.70-346,642.20

Finding the Fourth Proportional to 852,298.20, 1,277,561.70 and 346,642.20

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Solution

The fourth proportional to 852,298.20, 1,277,561.70 and 346,642.20 is: 519,603.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,298.20 : 1,277,561.70 = 346,642.20 : x
  2. Step 2: Convert to fraction form
    852,298.20/1,277,561.70 = 346,642.20/x
  3. Step 3: Cross multiply
    852,298.20x = 1,277,561.70 × 346,642.20
  4. Step 4: Simplify right side
    852,298.20x = 442,856,798,323.74
  5. Step 5: Solve for x
    x = 442,856,798,323.74/852,298.20
  6. Step 6: Final answer
    x = 519,603.11

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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.