Home / 748,423.79-1,032,825.24-404,259.72

Finding the Fourth Proportional to 748,423.79, 1,032,825.24 and 404,259.72

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Solution

The fourth proportional to 748,423.79, 1,032,825.24 and 404,259.72 is: 557,878.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,423.79 : 1,032,825.24 = 404,259.72 : x
  2. Step 2: Convert to fraction form
    748,423.79/1,032,825.24 = 404,259.72/x
  3. Step 3: Cross multiply
    748,423.79x = 1,032,825.24 × 404,259.72
  4. Step 4: Simplify right side
    748,423.79x = 417,529,642,331.33
  5. Step 5: Solve for x
    x = 417,529,642,331.33/748,423.79
  6. Step 6: Final answer
    x = 557,878.63

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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.