Home / 825,292.32-1,139,106-503,180.04

Finding the Fourth Proportional to 825,292.32, 1,139,106 and 503,180.04

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Solution

The fourth proportional to 825,292.32, 1,139,106 and 503,180.04 is: 694,511.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,292.32 : 1,139,106 = 503,180.04 : x
  2. Step 2: Convert to fraction form
    825,292.32/1,139,106 = 503,180.04/x
  3. Step 3: Cross multiply
    825,292.32x = 1,139,106 × 503,180.04
  4. Step 4: Simplify right side
    825,292.32x = 573,175,402,644.24
  5. Step 5: Solve for x
    x = 573,175,402,644.24/825,292.32
  6. Step 6: Final answer
    x = 694,511.98

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Double scale
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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.