Home / 915,701.33-1,373,364.94-346,886.32

Finding the Fourth Proportional to 915,701.33, 1,373,364.94 and 346,886.32

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Solution

The fourth proportional to 915,701.33, 1,373,364.94 and 346,886.32 is: 520,258.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,701.33 : 1,373,364.94 = 346,886.32 : x
  2. Step 2: Convert to fraction form
    915,701.33/1,373,364.94 = 346,886.32/x
  3. Step 3: Cross multiply
    915,701.33x = 1,373,364.94 × 346,886.32
  4. Step 4: Simplify right side
    915,701.33x = 476,401,510,053.62
  5. Step 5: Solve for x
    x = 476,401,510,053.62/915,701.33
  6. Step 6: Final answer
    x = 520,258.62

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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.