Home / 646,981.52-892,822.44-360,495.44

Finding the Fourth Proportional to 646,981.52, 892,822.44 and 360,495.44

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Solution

The fourth proportional to 646,981.52, 892,822.44 and 360,495.44 is: 497,476.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,981.52 : 892,822.44 = 360,495.44 : x
  2. Step 2: Convert to fraction form
    646,981.52/892,822.44 = 360,495.44/x
  3. Step 3: Cross multiply
    646,981.52x = 892,822.44 × 360,495.44
  4. Step 4: Simplify right side
    646,981.52x = 321,858,418,349.67
  5. Step 5: Solve for x
    x = 321,858,418,349.67/646,981.52
  6. Step 6: Final answer
    x = 497,476.99

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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.