Home / 546,831.40-820,247.10-297,999.40

Finding the Fourth Proportional to 546,831.40, 820,247.10 and 297,999.40

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Solution

The fourth proportional to 546,831.40, 820,247.10 and 297,999.40 is: 446,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,831.40 : 820,247.10 = 297,999.40 : x
  2. Step 2: Convert to fraction form
    546,831.40/820,247.10 = 297,999.40/x
  3. Step 3: Cross multiply
    546,831.40x = 820,247.10 × 297,999.40
  4. Step 4: Simplify right side
    546,831.40x = 244,433,143,651.74
  5. Step 5: Solve for x
    x = 244,433,143,651.74/546,831.40
  6. Step 6: Final answer
    x = 446,999.10

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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.