Home / 1,087,253.73-1,630,753.88-288,597.33

Finding the Fourth Proportional to 1,087,253.73, 1,630,753.88 and 288,597.33

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Solution

The fourth proportional to 1,087,253.73, 1,630,753.88 and 288,597.33 is: 432,862.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,253.73 : 1,630,753.88 = 288,597.33 : x
  2. Step 2: Convert to fraction form
    1,087,253.73/1,630,753.88 = 288,597.33/x
  3. Step 3: Cross multiply
    1,087,253.73x = 1,630,753.88 × 288,597.33
  4. Step 4: Simplify right side
    1,087,253.73x = 470,631,214,212.15
  5. Step 5: Solve for x
    x = 470,631,214,212.15/1,087,253.73
  6. Step 6: Final answer
    x = 432,862.36

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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.