Home / 646,602.04-892,338.33-360,122.12

Finding the Fourth Proportional to 646,602.04, 892,338.33 and 360,122.12

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Solution

The fourth proportional to 646,602.04, 892,338.33 and 360,122.12 is: 496,983.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,602.04 : 892,338.33 = 360,122.12 : x
  2. Step 2: Convert to fraction form
    646,602.04/892,338.33 = 360,122.12/x
  3. Step 3: Cross multiply
    646,602.04x = 892,338.33 × 360,122.12
  4. Step 4: Simplify right side
    646,602.04x = 321,350,771,156.86
  5. Step 5: Solve for x
    x = 321,350,771,156.86/646,602.04
  6. Step 6: Final answer
    x = 496,983.85

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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.