Home / 854,904.07-1,281,882.26-349,819.16

Finding the Fourth Proportional to 854,904.07, 1,281,882.26 and 349,819.16

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Solution

The fourth proportional to 854,904.07, 1,281,882.26 and 349,819.16 is: 524,534.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,904.07 : 1,281,882.26 = 349,819.16 : x
  2. Step 2: Convert to fraction form
    854,904.07/1,281,882.26 = 349,819.16/x
  3. Step 3: Cross multiply
    854,904.07x = 1,281,882.26 × 349,819.16
  4. Step 4: Simplify right side
    854,904.07x = 448,426,967,909.51
  5. Step 5: Solve for x
    x = 448,426,967,909.51/854,904.07
  6. Step 6: Final answer
    x = 524,534.84

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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.