Home / 889,272.40-1,333,908.60-224,424.40

Finding the Fourth Proportional to 889,272.40, 1,333,908.60 and 224,424.40

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Solution

The fourth proportional to 889,272.40, 1,333,908.60 and 224,424.40 is: 336,636.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,272.40 : 1,333,908.60 = 224,424.40 : x
  2. Step 2: Convert to fraction form
    889,272.40/1,333,908.60 = 224,424.40/x
  3. Step 3: Cross multiply
    889,272.40x = 1,333,908.60 × 224,424.40
  4. Step 4: Simplify right side
    889,272.40x = 299,361,637,209.84
  5. Step 5: Solve for x
    x = 299,361,637,209.84/889,272.40
  6. Step 6: Final answer
    x = 336,636.60

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Double scale
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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.