Home / 907,443.84-1,252,251.20-505,027.20

Finding the Fourth Proportional to 907,443.84, 1,252,251.20 and 505,027.20

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Solution

The fourth proportional to 907,443.84, 1,252,251.20 and 505,027.20 is: 696,925.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,443.84 : 1,252,251.20 = 505,027.20 : x
  2. Step 2: Convert to fraction form
    907,443.84/1,252,251.20 = 505,027.20/x
  3. Step 3: Cross multiply
    907,443.84x = 1,252,251.20 × 505,027.20
  4. Step 4: Simplify right side
    907,443.84x = 632,420,917,232.64
  5. Step 5: Solve for x
    x = 632,420,917,232.64/907,443.84
  6. Step 6: Final answer
    x = 696,925.68

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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.