Home / 830,295.03-1,145,917.08-467,790.69

Finding the Fourth Proportional to 830,295.03, 1,145,917.08 and 467,790.69

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Solution

The fourth proportional to 830,295.03, 1,145,917.08 and 467,790.69 is: 645,613.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,295.03 : 1,145,917.08 = 467,790.69 : x
  2. Step 2: Convert to fraction form
    830,295.03/1,145,917.08 = 467,790.69/x
  3. Step 3: Cross multiply
    830,295.03x = 1,145,917.08 × 467,790.69
  4. Step 4: Simplify right side
    830,295.03x = 536,049,341,535.99
  5. Step 5: Solve for x
    x = 536,049,341,535.99/830,295.03
  6. Step 6: Final answer
    x = 645,613.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.