Home / 931,063.24-1,397,207.28-510,634.36

Finding the Fourth Proportional to 931,063.24, 1,397,207.28 and 510,634.36

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Solution

The fourth proportional to 931,063.24, 1,397,207.28 and 510,634.36 is: 766,287.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,063.24 : 1,397,207.28 = 510,634.36 : x
  2. Step 2: Convert to fraction form
    931,063.24/1,397,207.28 = 510,634.36/x
  3. Step 3: Cross multiply
    931,063.24x = 1,397,207.28 × 510,634.36
  4. Step 4: Simplify right side
    931,063.24x = 713,462,045,210.14
  5. Step 5: Solve for x
    x = 713,462,045,210.14/931,063.24
  6. Step 6: Final answer
    x = 766,287.42

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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.