Home / 434,153.86-651,291.95-134,658.79

Finding the Fourth Proportional to 434,153.86, 651,291.95 and 134,658.79

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Solution

The fourth proportional to 434,153.86, 651,291.95 and 134,658.79 is: 202,007.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,153.86 : 651,291.95 = 134,658.79 : x
  2. Step 2: Convert to fraction form
    434,153.86/651,291.95 = 134,658.79/x
  3. Step 3: Cross multiply
    434,153.86x = 651,291.95 × 134,658.79
  4. Step 4: Simplify right side
    434,153.86x = 87,702,185,923.74
  5. Step 5: Solve for x
    x = 87,702,185,923.74/434,153.86
  6. Step 6: Final answer
    x = 202,007.15

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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.