Home / 751,465.14-1,036,911.19-456,964.63

Finding the Fourth Proportional to 751,465.14, 1,036,911.19 and 456,964.63

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Solution

The fourth proportional to 751,465.14, 1,036,911.19 and 456,964.63 is: 630,543.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,465.14 : 1,036,911.19 = 456,964.63 : x
  2. Step 2: Convert to fraction form
    751,465.14/1,036,911.19 = 456,964.63/x
  3. Step 3: Cross multiply
    751,465.14x = 1,036,911.19 × 456,964.63
  4. Step 4: Simplify right side
    751,465.14x = 473,831,735,403.33
  5. Step 5: Solve for x
    x = 473,831,735,403.33/751,465.14
  6. Step 6: Final answer
    x = 630,543.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.