Home / 740,197.04-1,021,519.15-417,789.50

Finding the Fourth Proportional to 740,197.04, 1,021,519.15 and 417,789.50

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Solution

The fourth proportional to 740,197.04, 1,021,519.15 and 417,789.50 is: 576,576.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,197.04 : 1,021,519.15 = 417,789.50 : x
  2. Step 2: Convert to fraction form
    740,197.04/1,021,519.15 = 417,789.50/x
  3. Step 3: Cross multiply
    740,197.04x = 1,021,519.15 × 417,789.50
  4. Step 4: Simplify right side
    740,197.04x = 426,779,968,766.86
  5. Step 5: Solve for x
    x = 426,779,968,766.86/740,197.04
  6. Step 6: Final answer
    x = 576,576.17

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Double scale
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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.