Home / 479,103.74-719,154.06-352,886.50

Finding the Fourth Proportional to 479,103.74, 719,154.06 and 352,886.50

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Solution

The fourth proportional to 479,103.74, 719,154.06 and 352,886.50 is: 529,696.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,103.74 : 719,154.06 = 352,886.50 : x
  2. Step 2: Convert to fraction form
    479,103.74/719,154.06 = 352,886.50/x
  3. Step 3: Cross multiply
    479,103.74x = 719,154.06 × 352,886.50
  4. Step 4: Simplify right side
    479,103.74x = 253,779,759,194.19
  5. Step 5: Solve for x
    x = 253,779,759,194.19/479,103.74
  6. Step 6: Final answer
    x = 529,696.89

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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.