Home / 879,794.70-1,319,157.45-346,701.30

Finding the Fourth Proportional to 879,794.70, 1,319,157.45 and 346,701.30

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Solution

The fourth proportional to 879,794.70, 1,319,157.45 and 346,701.30 is: 519,841.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,794.70 : 1,319,157.45 = 346,701.30 : x
  2. Step 2: Convert to fraction form
    879,794.70/1,319,157.45 = 346,701.30/x
  3. Step 3: Cross multiply
    879,794.70x = 1,319,157.45 × 346,701.30
  4. Step 4: Simplify right side
    879,794.70x = 457,353,602,819.69
  5. Step 5: Solve for x
    x = 457,353,602,819.69/879,794.70
  6. Step 6: Final answer
    x = 519,841.28

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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.