Home / 779,730.12-1,169,636.94-247,291.56

Finding the Fourth Proportional to 779,730.12, 1,169,636.94 and 247,291.56

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Solution

The fourth proportional to 779,730.12, 1,169,636.94 and 247,291.56 is: 370,950.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,730.12 : 1,169,636.94 = 247,291.56 : x
  2. Step 2: Convert to fraction form
    779,730.12/1,169,636.94 = 247,291.56/x
  3. Step 3: Cross multiply
    779,730.12x = 1,169,636.94 × 247,291.56
  4. Step 4: Simplify right side
    779,730.12x = 289,241,343,526.23
  5. Step 5: Solve for x
    x = 289,241,343,526.23/779,730.12
  6. Step 6: Final answer
    x = 370,950.58

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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.