Home / 436,932.67-602,849.10-255,689.50

Finding the Fourth Proportional to 436,932.67, 602,849.10 and 255,689.50

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Solution

The fourth proportional to 436,932.67, 602,849.10 and 255,689.50 is: 352,782.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,932.67 : 602,849.10 = 255,689.50 : x
  2. Step 2: Convert to fraction form
    436,932.67/602,849.10 = 255,689.50/x
  3. Step 3: Cross multiply
    436,932.67x = 602,849.10 × 255,689.50
  4. Step 4: Simplify right side
    436,932.67x = 154,142,184,954.45
  5. Step 5: Solve for x
    x = 154,142,184,954.45/436,932.67
  6. Step 6: Final answer
    x = 352,782.47

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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.