Home / 990,173.02-1,484,872.10-350,229.48

Finding the Fourth Proportional to 990,173.02, 1,484,872.10 and 350,229.48

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Solution

The fourth proportional to 990,173.02, 1,484,872.10 and 350,229.48 is: 525,207.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,173.02 : 1,484,872.10 = 350,229.48 : x
  2. Step 2: Convert to fraction form
    990,173.02/1,484,872.10 = 350,229.48/x
  3. Step 3: Cross multiply
    990,173.02x = 1,484,872.10 × 350,229.48
  4. Step 4: Simplify right side
    990,173.02x = 520,045,983,449.51
  5. Step 5: Solve for x
    x = 520,045,983,449.51/990,173.02
  6. Step 6: Final answer
    x = 525,207.18

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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.