Home / 779,815.34-1,169,834.70-240,117.38

Finding the Fourth Proportional to 779,815.34, 1,169,834.70 and 240,117.38

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Solution

The fourth proportional to 779,815.34, 1,169,834.70 and 240,117.38 is: 360,210.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,815.34 : 1,169,834.70 = 240,117.38 : x
  2. Step 2: Convert to fraction form
    779,815.34/1,169,834.70 = 240,117.38/x
  3. Step 3: Cross multiply
    779,815.34x = 1,169,834.70 × 240,117.38
  4. Step 4: Simplify right side
    779,815.34x = 280,897,643,197.09
  5. Step 5: Solve for x
    x = 280,897,643,197.09/779,815.34
  6. Step 6: Final answer
    x = 360,210.46

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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.