Home / 537,831.60-806,747.40-349,825.20

Finding the Fourth Proportional to 537,831.60, 806,747.40 and 349,825.20

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Solution

The fourth proportional to 537,831.60, 806,747.40 and 349,825.20 is: 524,737.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,831.60 : 806,747.40 = 349,825.20 : x
  2. Step 2: Convert to fraction form
    537,831.60/806,747.40 = 349,825.20/x
  3. Step 3: Cross multiply
    537,831.60x = 806,747.40 × 349,825.20
  4. Step 4: Simplify right side
    537,831.60x = 282,220,570,554.48
  5. Step 5: Solve for x
    x = 282,220,570,554.48/537,831.60
  6. Step 6: Final answer
    x = 524,737.80

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1.5x scale

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.