Home / 808,829.40-1,213,244.10-410,698.20

Finding the Fourth Proportional to 808,829.40, 1,213,244.10 and 410,698.20

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Solution

The fourth proportional to 808,829.40, 1,213,244.10 and 410,698.20 is: 616,047.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,829.40 : 1,213,244.10 = 410,698.20 : x
  2. Step 2: Convert to fraction form
    808,829.40/1,213,244.10 = 410,698.20/x
  3. Step 3: Cross multiply
    808,829.40x = 1,213,244.10 × 410,698.20
  4. Step 4: Simplify right side
    808,829.40x = 498,277,168,030.62
  5. Step 5: Solve for x
    x = 498,277,168,030.62/808,829.40
  6. Step 6: Final answer
    x = 616,047.30

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Similar ratio
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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.