Home / 946,707.20-1,305,715.20-607,206.40

Finding the Fourth Proportional to 946,707.20, 1,305,715.20 and 607,206.40

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Solution

The fourth proportional to 946,707.20, 1,305,715.20 and 607,206.40 is: 837,469.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,707.20 : 1,305,715.20 = 607,206.40 : x
  2. Step 2: Convert to fraction form
    946,707.20/1,305,715.20 = 607,206.40/x
  3. Step 3: Cross multiply
    946,707.20x = 1,305,715.20 × 607,206.40
  4. Step 4: Simplify right side
    946,707.20x = 792,838,626,017.28
  5. Step 5: Solve for x
    x = 792,838,626,017.28/946,707.20
  6. Step 6: Final answer
    x = 837,469.73

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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.