Home / 779,874.24-1,170,183.30-424,880.40

Finding the Fourth Proportional to 779,874.24, 1,170,183.30 and 424,880.40

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Solution

The fourth proportional to 779,874.24, 1,170,183.30 and 424,880.40 is: 637,523.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,874.24 : 1,170,183.30 = 424,880.40 : x
  2. Step 2: Convert to fraction form
    779,874.24/1,170,183.30 = 424,880.40/x
  3. Step 3: Cross multiply
    779,874.24x = 1,170,183.30 × 424,880.40
  4. Step 4: Simplify right side
    779,874.24x = 497,187,948,577.32
  5. Step 5: Solve for x
    x = 497,187,948,577.32/779,874.24
  6. Step 6: Final answer
    x = 637,523.24

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Double scale
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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.