Home / 319,001.58-478,050.96-176,909.34

Finding the Fourth Proportional to 319,001.58, 478,050.96 and 176,909.34

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Solution

The fourth proportional to 319,001.58, 478,050.96 and 176,909.34 is: 265,113.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,001.58 : 478,050.96 = 176,909.34 : x
  2. Step 2: Convert to fraction form
    319,001.58/478,050.96 = 176,909.34/x
  3. Step 3: Cross multiply
    319,001.58x = 478,050.96 × 176,909.34
  4. Step 4: Simplify right side
    319,001.58x = 84,571,679,819.97
  5. Step 5: Solve for x
    x = 84,571,679,819.97/319,001.58
  6. Step 6: Final answer
    x = 265,113.67

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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.