Home / 957,143.36-1,435,742.85-357,990.14

Finding the Fourth Proportional to 957,143.36, 1,435,742.85 and 357,990.14

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Solution

The fourth proportional to 957,143.36, 1,435,742.85 and 357,990.14 is: 536,995.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,143.36 : 1,435,742.85 = 357,990.14 : x
  2. Step 2: Convert to fraction form
    957,143.36/1,435,742.85 = 357,990.14/x
  3. Step 3: Cross multiply
    957,143.36x = 1,435,742.85 × 357,990.14
  4. Step 4: Simplify right side
    957,143.36x = 513,981,783,875.50
  5. Step 5: Solve for x
    x = 513,981,783,875.50/957,143.36
  6. Step 6: Final answer
    x = 536,995.61

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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.