Home / 1,087,076.25-1,630,903.59-377,103.15

Finding the Fourth Proportional to 1,087,076.25, 1,630,903.59 and 377,103.15

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Solution

The fourth proportional to 1,087,076.25, 1,630,903.59 and 377,103.15 is: 565,755.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,076.25 : 1,630,903.59 = 377,103.15 : x
  2. Step 2: Convert to fraction form
    1,087,076.25/1,630,903.59 = 377,103.15/x
  3. Step 3: Cross multiply
    1,087,076.25x = 1,630,903.59 × 377,103.15
  4. Step 4: Simplify right side
    1,087,076.25x = 615,018,881,135.31
  5. Step 5: Solve for x
    x = 615,018,881,135.31/1,087,076.25
  6. Step 6: Final answer
    x = 565,755.05

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Double scale
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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.