Home / 499,282.40-748,923.60-162,322.40

Finding the Fourth Proportional to 499,282.40, 748,923.60 and 162,322.40

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Solution

The fourth proportional to 499,282.40, 748,923.60 and 162,322.40 is: 243,483.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,282.40 : 748,923.60 = 162,322.40 : x
  2. Step 2: Convert to fraction form
    499,282.40/748,923.60 = 162,322.40/x
  3. Step 3: Cross multiply
    499,282.40x = 748,923.60 × 162,322.40
  4. Step 4: Simplify right side
    499,282.40x = 121,567,076,168.64
  5. Step 5: Solve for x
    x = 121,567,076,168.64/499,282.40
  6. Step 6: Final answer
    x = 243,483.60

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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.