Home / 747,987.71-1,032,297.75-446,181.71

Finding the Fourth Proportional to 747,987.71, 1,032,297.75 and 446,181.71

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Solution

The fourth proportional to 747,987.71, 1,032,297.75 and 446,181.71 is: 615,775.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,987.71 : 1,032,297.75 = 446,181.71 : x
  2. Step 2: Convert to fraction form
    747,987.71/1,032,297.75 = 446,181.71/x
  3. Step 3: Cross multiply
    747,987.71x = 1,032,297.75 × 446,181.71
  4. Step 4: Simplify right side
    747,987.71x = 460,592,370,162.66
  5. Step 5: Solve for x
    x = 460,592,370,162.66/747,987.71
  6. Step 6: Final answer
    x = 615,775.32

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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.