Home / 758,226.84-1,046,352.78-436,000.20

Finding the Fourth Proportional to 758,226.84, 1,046,352.78 and 436,000.20

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Solution

The fourth proportional to 758,226.84, 1,046,352.78 and 436,000.20 is: 601,680.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,226.84 : 1,046,352.78 = 436,000.20 : x
  2. Step 2: Convert to fraction form
    758,226.84/1,046,352.78 = 436,000.20/x
  3. Step 3: Cross multiply
    758,226.84x = 1,046,352.78 × 436,000.20
  4. Step 4: Simplify right side
    758,226.84x = 456,210,021,350.56
  5. Step 5: Solve for x
    x = 456,210,021,350.56/758,226.84
  6. Step 6: Final answer
    x = 601,680.13

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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.