Home / 436,461.54-602,247.52-245,438.04

Finding the Fourth Proportional to 436,461.54, 602,247.52 and 245,438.04

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Solution

The fourth proportional to 436,461.54, 602,247.52 and 245,438.04 is: 338,665.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,461.54 : 602,247.52 = 245,438.04 : x
  2. Step 2: Convert to fraction form
    436,461.54/602,247.52 = 245,438.04/x
  3. Step 3: Cross multiply
    436,461.54x = 602,247.52 × 245,438.04
  4. Step 4: Simplify right side
    436,461.54x = 147,814,450,903.66
  5. Step 5: Solve for x
    x = 147,814,450,903.66/436,461.54
  6. Step 6: Final answer
    x = 338,665.47

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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.