Home / 759,065.13-1,138,784.49-534,863.25

Finding the Fourth Proportional to 759,065.13, 1,138,784.49 and 534,863.25

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Solution

The fourth proportional to 759,065.13, 1,138,784.49 and 534,863.25 is: 802,426.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,065.13 : 1,138,784.49 = 534,863.25 : x
  2. Step 2: Convert to fraction form
    759,065.13/1,138,784.49 = 534,863.25/x
  3. Step 3: Cross multiply
    759,065.13x = 1,138,784.49 × 534,863.25
  4. Step 4: Simplify right side
    759,065.13x = 609,093,973,370.99
  5. Step 5: Solve for x
    x = 609,093,973,370.99/759,065.13
  6. Step 6: Final answer
    x = 802,426.50

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.