Home / 1,557,349.20-2,335,586.40-492,717.60

Finding the Fourth Proportional to 1,557,349.20, 2,335,586.40 and 492,717.60

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Solution

The fourth proportional to 1,557,349.20, 2,335,586.40 and 492,717.60 is: 738,938.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,349.20 : 2,335,586.40 = 492,717.60 : x
  2. Step 2: Convert to fraction form
    1,557,349.20/2,335,586.40 = 492,717.60/x
  3. Step 3: Cross multiply
    1,557,349.20x = 2,335,586.40 × 492,717.60
  4. Step 4: Simplify right side
    1,557,349.20x = 1,150,784,525,600.64
  5. Step 5: Solve for x
    x = 1,150,784,525,600.64/1,557,349.20
  6. Step 6: Final answer
    x = 738,938.01

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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.