Home / 436,838.02-602,855.86-245,863.78

Finding the Fourth Proportional to 436,838.02, 602,855.86 and 245,863.78

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Solution

The fourth proportional to 436,838.02, 602,855.86 and 245,863.78 is: 339,302.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,838.02 : 602,855.86 = 245,863.78 : x
  2. Step 2: Convert to fraction form
    436,838.02/602,855.86 = 245,863.78/x
  3. Step 3: Cross multiply
    436,838.02x = 602,855.86 × 245,863.78
  4. Step 4: Simplify right side
    436,838.02x = 148,220,420,534.75
  5. Step 5: Solve for x
    x = 148,220,420,534.75/436,838.02
  6. Step 6: Final answer
    x = 339,302.93

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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.