Home / 436,322.60-654,483.95-136,829.35

Finding the Fourth Proportional to 436,322.60, 654,483.95 and 136,829.35

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Solution

The fourth proportional to 436,322.60, 654,483.95 and 136,829.35 is: 205,244.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,322.60 : 654,483.95 = 136,829.35 : x
  2. Step 2: Convert to fraction form
    436,322.60/654,483.95 = 136,829.35/x
  3. Step 3: Cross multiply
    436,322.60x = 654,483.95 × 136,829.35
  4. Step 4: Simplify right side
    436,322.60x = 89,552,614,111.00
  5. Step 5: Solve for x
    x = 89,552,614,111.00/436,322.60
  6. Step 6: Final answer
    x = 205,244.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.