Home / 1,035,640.13-1,553,515.55-325,723.52

Finding the Fourth Proportional to 1,035,640.13, 1,553,515.55 and 325,723.52

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Solution

The fourth proportional to 1,035,640.13, 1,553,515.55 and 325,723.52 is: 488,602.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,640.13 : 1,553,515.55 = 325,723.52 : x
  2. Step 2: Convert to fraction form
    1,035,640.13/1,553,515.55 = 325,723.52/x
  3. Step 3: Cross multiply
    1,035,640.13x = 1,553,515.55 × 325,723.52
  4. Step 4: Simplify right side
    1,035,640.13x = 506,016,553,320.74
  5. Step 5: Solve for x
    x = 506,016,553,320.74/1,035,640.13
  6. Step 6: Final answer
    x = 488,602.69

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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.