Home / 867,006.35-1,196,441.74-479,798.47

Finding the Fourth Proportional to 867,006.35, 1,196,441.74 and 479,798.47

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Solution

The fourth proportional to 867,006.35, 1,196,441.74 and 479,798.47 is: 662,106.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,006.35 : 1,196,441.74 = 479,798.47 : x
  2. Step 2: Convert to fraction form
    867,006.35/1,196,441.74 = 479,798.47/x
  3. Step 3: Cross multiply
    867,006.35x = 1,196,441.74 × 479,798.47
  4. Step 4: Simplify right side
    867,006.35x = 574,050,916,296.14
  5. Step 5: Solve for x
    x = 574,050,916,296.14/867,006.35
  6. Step 6: Final answer
    x = 662,106.93

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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.