Home / 806,271.58-1,209,582.33-245,291.50

Finding the Fourth Proportional to 806,271.58, 1,209,582.33 and 245,291.50

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Solution

The fourth proportional to 806,271.58, 1,209,582.33 and 245,291.50 is: 367,990.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,271.58 : 1,209,582.33 = 245,291.50 : x
  2. Step 2: Convert to fraction form
    806,271.58/1,209,582.33 = 245,291.50/x
  3. Step 3: Cross multiply
    806,271.58x = 1,209,582.33 × 245,291.50
  4. Step 4: Simplify right side
    806,271.58x = 296,700,264,099.20
  5. Step 5: Solve for x
    x = 296,700,264,099.20/806,271.58
  6. Step 6: Final answer
    x = 367,990.48

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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.