Home / 912,299.04-1,258,950.47-504,390.33

Finding the Fourth Proportional to 912,299.04, 1,258,950.47 and 504,390.33

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Solution

The fourth proportional to 912,299.04, 1,258,950.47 and 504,390.33 is: 696,046.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,299.04 : 1,258,950.47 = 504,390.33 : x
  2. Step 2: Convert to fraction form
    912,299.04/1,258,950.47 = 504,390.33/x
  3. Step 3: Cross multiply
    912,299.04x = 1,258,950.47 × 504,390.33
  4. Step 4: Simplify right side
    912,299.04x = 635,002,440,495.00
  5. Step 5: Solve for x
    x = 635,002,440,495.00/912,299.04
  6. Step 6: Final answer
    x = 696,046.38

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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.