Home / 770,207.58-1,154,946.78-450,451.98

Finding the Fourth Proportional to 770,207.58, 1,154,946.78 and 450,451.98

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Solution

The fourth proportional to 770,207.58, 1,154,946.78 and 450,451.98 is: 675,464.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,207.58 : 1,154,946.78 = 450,451.98 : x
  2. Step 2: Convert to fraction form
    770,207.58/1,154,946.78 = 450,451.98/x
  3. Step 3: Cross multiply
    770,207.58x = 1,154,946.78 × 450,451.98
  4. Step 4: Simplify right side
    770,207.58x = 520,248,063,845.62
  5. Step 5: Solve for x
    x = 520,248,063,845.62/770,207.58
  6. Step 6: Final answer
    x = 675,464.74

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1.5x scale

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.