Home / 807,361.76-1,210,210.88-358,294.11

Finding the Fourth Proportional to 807,361.76, 1,210,210.88 and 358,294.11

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Solution

The fourth proportional to 807,361.76, 1,210,210.88 and 358,294.11 is: 537,072.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,361.76 : 1,210,210.88 = 358,294.11 : x
  2. Step 2: Convert to fraction form
    807,361.76/1,210,210.88 = 358,294.11/x
  3. Step 3: Cross multiply
    807,361.76x = 1,210,210.88 × 358,294.11
  4. Step 4: Simplify right side
    807,361.76x = 433,611,431,057.65
  5. Step 5: Solve for x
    x = 433,611,431,057.65/807,361.76
  6. Step 6: Final answer
    x = 537,072.05

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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.