Home / 770,335.65-1,156,451.18-486,025.65

Finding the Fourth Proportional to 770,335.65, 1,156,451.18 and 486,025.65

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Solution

The fourth proportional to 770,335.65, 1,156,451.18 and 486,025.65 is: 729,636.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,335.65 : 1,156,451.18 = 486,025.65 : x
  2. Step 2: Convert to fraction form
    770,335.65/1,156,451.18 = 486,025.65/x
  3. Step 3: Cross multiply
    770,335.65x = 1,156,451.18 × 486,025.65
  4. Step 4: Simplify right side
    770,335.65x = 562,064,934,022.64
  5. Step 5: Solve for x
    x = 562,064,934,022.64/770,335.65
  6. Step 6: Final answer
    x = 729,636.40

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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.