Home / 783,144.79-1,174,864.20-250,522.81

Finding the Fourth Proportional to 783,144.79, 1,174,864.20 and 250,522.81

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Solution

The fourth proportional to 783,144.79, 1,174,864.20 and 250,522.81 is: 375,831.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,144.79 : 1,174,864.20 = 250,522.81 : x
  2. Step 2: Convert to fraction form
    783,144.79/1,174,864.20 = 250,522.81/x
  3. Step 3: Cross multiply
    783,144.79x = 1,174,864.20 × 250,522.81
  4. Step 4: Simplify right side
    783,144.79x = 294,330,280,752.40
  5. Step 5: Solve for x
    x = 294,330,280,752.40/783,144.79
  6. Step 6: Final answer
    x = 375,831.24

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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.