Home / 1,009,798.92-1,393,514.55-550,906.92

Finding the Fourth Proportional to 1,009,798.92, 1,393,514.55 and 550,906.92

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Solution

The fourth proportional to 1,009,798.92, 1,393,514.55 and 550,906.92 is: 760,247.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,798.92 : 1,393,514.55 = 550,906.92 : x
  2. Step 2: Convert to fraction form
    1,009,798.92/1,393,514.55 = 550,906.92/x
  3. Step 3: Cross multiply
    1,009,798.92x = 1,393,514.55 × 550,906.92
  4. Step 4: Simplify right side
    1,009,798.92x = 767,696,808,715.69
  5. Step 5: Solve for x
    x = 767,696,808,715.69/1,009,798.92
  6. Step 6: Final answer
    x = 760,247.21

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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.