Home / 786,152.92-1,084,920.06-446,678.68

Finding the Fourth Proportional to 786,152.92, 1,084,920.06 and 446,678.68

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Solution

The fourth proportional to 786,152.92, 1,084,920.06 and 446,678.68 is: 616,433.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,152.92 : 1,084,920.06 = 446,678.68 : x
  2. Step 2: Convert to fraction form
    786,152.92/1,084,920.06 = 446,678.68/x
  3. Step 3: Cross multiply
    786,152.92x = 1,084,920.06 × 446,678.68
  4. Step 4: Simplify right side
    786,152.92x = 484,610,660,306.32
  5. Step 5: Solve for x
    x = 484,610,660,306.32/786,152.92
  6. Step 6: Final answer
    x = 616,433.07

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.