Home / 1,049,946.40-1,575,149.26-340,046.20

Finding the Fourth Proportional to 1,049,946.40, 1,575,149.26 and 340,046.20

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Solution

The fourth proportional to 1,049,946.40, 1,575,149.26 and 340,046.20 is: 510,143.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,946.40 : 1,575,149.26 = 340,046.20 : x
  2. Step 2: Convert to fraction form
    1,049,946.40/1,575,149.26 = 340,046.20/x
  3. Step 3: Cross multiply
    1,049,946.40x = 1,575,149.26 × 340,046.20
  4. Step 4: Simplify right side
    1,049,946.40x = 535,623,520,295.81
  5. Step 5: Solve for x
    x = 535,623,520,295.81/1,049,946.40
  6. Step 6: Final answer
    x = 510,143.68

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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.