Home / 1,430,197.05-2,145,293.55-365,239.83

Finding the Fourth Proportional to 1,430,197.05, 2,145,293.55 and 365,239.83

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Solution

The fourth proportional to 1,430,197.05, 2,145,293.55 and 365,239.83 is: 547,859.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,197.05 : 2,145,293.55 = 365,239.83 : x
  2. Step 2: Convert to fraction form
    1,430,197.05/2,145,293.55 = 365,239.83/x
  3. Step 3: Cross multiply
    1,430,197.05x = 2,145,293.55 × 365,239.83
  4. Step 4: Simplify right side
    1,430,197.05x = 783,546,651,502.10
  5. Step 5: Solve for x
    x = 783,546,651,502.10/1,430,197.05
  6. Step 6: Final answer
    x = 547,859.23

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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.