Home / 436,831.64-602,847.06-245,857.40

Finding the Fourth Proportional to 436,831.64, 602,847.06 and 245,857.40

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Solution

The fourth proportional to 436,831.64, 602,847.06 and 245,857.40 is: 339,294.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,831.64 : 602,847.06 = 245,857.40 : x
  2. Step 2: Convert to fraction form
    436,831.64/602,847.06 = 245,857.40/x
  3. Step 3: Cross multiply
    436,831.64x = 602,847.06 × 245,857.40
  4. Step 4: Simplify right side
    436,831.64x = 148,214,410,769.24
  5. Step 5: Solve for x
    x = 148,214,410,769.24/436,831.64
  6. Step 6: Final answer
    x = 339,294.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.