Home / 1,087,331.60-1,630,372.28-448,076.57

Finding the Fourth Proportional to 1,087,331.60, 1,630,372.28 and 448,076.57

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Solution

The fourth proportional to 1,087,331.60, 1,630,372.28 and 448,076.57 is: 671,857.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,331.60 : 1,630,372.28 = 448,076.57 : x
  2. Step 2: Convert to fraction form
    1,087,331.60/1,630,372.28 = 448,076.57/x
  3. Step 3: Cross multiply
    1,087,331.60x = 1,630,372.28 × 448,076.57
  4. Step 4: Simplify right side
    1,087,331.60x = 730,531,608,653.24
  5. Step 5: Solve for x
    x = 730,531,608,653.24/1,087,331.60
  6. Step 6: Final answer
    x = 671,857.24

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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.