Home / 718,287.48-1,077,424.74-275,055.48

Finding the Fourth Proportional to 718,287.48, 1,077,424.74 and 275,055.48

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Solution

The fourth proportional to 718,287.48, 1,077,424.74 and 275,055.48 is: 412,580.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,287.48 : 1,077,424.74 = 275,055.48 : x
  2. Step 2: Convert to fraction form
    718,287.48/1,077,424.74 = 275,055.48/x
  3. Step 3: Cross multiply
    718,287.48x = 1,077,424.74 × 275,055.48
  4. Step 4: Simplify right side
    718,287.48x = 296,351,579,024.58
  5. Step 5: Solve for x
    x = 296,351,579,024.58/718,287.48
  6. Step 6: Final answer
    x = 412,580.74

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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.