Home / 1,342,814.40-2,014,221.60-456,350.40

Finding the Fourth Proportional to 1,342,814.40, 2,014,221.60 and 456,350.40

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Solution

The fourth proportional to 1,342,814.40, 2,014,221.60 and 456,350.40 is: 684,525.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,814.40 : 2,014,221.60 = 456,350.40 : x
  2. Step 2: Convert to fraction form
    1,342,814.40/2,014,221.60 = 456,350.40/x
  3. Step 3: Cross multiply
    1,342,814.40x = 2,014,221.60 × 456,350.40
  4. Step 4: Simplify right side
    1,342,814.40x = 919,190,832,848.64
  5. Step 5: Solve for x
    x = 919,190,832,848.64/1,342,814.40
  6. Step 6: Final answer
    x = 684,525.60

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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.