Home / 889,451.16-1,333,771.74-383,772.60

Finding the Fourth Proportional to 889,451.16, 1,333,771.74 and 383,772.60

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Solution

The fourth proportional to 889,451.16, 1,333,771.74 and 383,772.60 is: 575,484.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,451.16 : 1,333,771.74 = 383,772.60 : x
  2. Step 2: Convert to fraction form
    889,451.16/1,333,771.74 = 383,772.60/x
  3. Step 3: Cross multiply
    889,451.16x = 1,333,771.74 × 383,772.60
  4. Step 4: Simplify right side
    889,451.16x = 511,865,048,466.32
  5. Step 5: Solve for x
    x = 511,865,048,466.32/889,451.16
  6. Step 6: Final answer
    x = 575,484.15

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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.