Home / 672,684.13-1,008,559.63-357,362.47

Finding the Fourth Proportional to 672,684.13, 1,008,559.63 and 357,362.47

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Solution

The fourth proportional to 672,684.13, 1,008,559.63 and 357,362.47 is: 535,795.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,684.13 : 1,008,559.63 = 357,362.47 : x
  2. Step 2: Convert to fraction form
    672,684.13/1,008,559.63 = 357,362.47/x
  3. Step 3: Cross multiply
    672,684.13x = 1,008,559.63 × 357,362.47
  4. Step 4: Simplify right side
    672,684.13x = 360,421,360,519.09
  5. Step 5: Solve for x
    x = 360,421,360,519.09/672,684.13
  6. Step 6: Final answer
    x = 535,795.84

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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.