Home / 316,263.04-436,441.44-173,020.48

Finding the Fourth Proportional to 316,263.04, 436,441.44 and 173,020.48

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Solution

The fourth proportional to 316,263.04, 436,441.44 and 173,020.48 is: 238,767.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,263.04 : 436,441.44 = 173,020.48 : x
  2. Step 2: Convert to fraction form
    316,263.04/436,441.44 = 173,020.48/x
  3. Step 3: Cross multiply
    316,263.04x = 436,441.44 × 173,020.48
  4. Step 4: Simplify right side
    316,263.04x = 75,513,307,440.69
  5. Step 5: Solve for x
    x = 75,513,307,440.69/316,263.04
  6. Step 6: Final answer
    x = 238,767.41

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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.