Home / 1,145,364.70-1,717,609.65-346,380.70

Finding the Fourth Proportional to 1,145,364.70, 1,717,609.65 and 346,380.70

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Solution

The fourth proportional to 1,145,364.70, 1,717,609.65 and 346,380.70 is: 519,438.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,364.70 : 1,717,609.65 = 346,380.70 : x
  2. Step 2: Convert to fraction form
    1,145,364.70/1,717,609.65 = 346,380.70/x
  3. Step 3: Cross multiply
    1,145,364.70x = 1,717,609.65 × 346,380.70
  4. Step 4: Simplify right side
    1,145,364.70x = 594,946,832,893.76
  5. Step 5: Solve for x
    x = 594,946,832,893.76/1,145,364.70
  6. Step 6: Final answer
    x = 519,438.77

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1.5x scale

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.