Home / 470,554.29-649,312.21-266,561.53

Finding the Fourth Proportional to 470,554.29, 649,312.21 and 266,561.53

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Solution

The fourth proportional to 470,554.29, 649,312.21 and 266,561.53 is: 367,825.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,554.29 : 649,312.21 = 266,561.53 : x
  2. Step 2: Convert to fraction form
    470,554.29/649,312.21 = 266,561.53/x
  3. Step 3: Cross multiply
    470,554.29x = 649,312.21 × 266,561.53
  4. Step 4: Simplify right side
    470,554.29x = 173,081,653,565.12
  5. Step 5: Solve for x
    x = 173,081,653,565.12/470,554.29
  6. Step 6: Final answer
    x = 367,825.04

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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.