Home / 791,200.16-1,184,831.92-553,429.52

Finding the Fourth Proportional to 791,200.16, 1,184,831.92 and 553,429.52

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Solution

The fourth proportional to 791,200.16, 1,184,831.92 and 553,429.52 is: 828,767.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,200.16 : 1,184,831.92 = 553,429.52 : x
  2. Step 2: Convert to fraction form
    791,200.16/1,184,831.92 = 553,429.52/x
  3. Step 3: Cross multiply
    791,200.16x = 1,184,831.92 × 553,429.52
  4. Step 4: Simplify right side
    791,200.16x = 655,720,960,766.28
  5. Step 5: Solve for x
    x = 655,720,960,766.28/791,200.16
  6. Step 6: Final answer
    x = 828,767.48

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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.