Home / 471,913.52-651,246.34-257,055.34

Finding the Fourth Proportional to 471,913.52, 651,246.34 and 257,055.34

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Solution

The fourth proportional to 471,913.52, 651,246.34 and 257,055.34 is: 354,739.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,913.52 : 651,246.34 = 257,055.34 : x
  2. Step 2: Convert to fraction form
    471,913.52/651,246.34 = 257,055.34/x
  3. Step 3: Cross multiply
    471,913.52x = 651,246.34 × 257,055.34
  4. Step 4: Simplify right side
    471,913.52x = 167,406,349,352.46
  5. Step 5: Solve for x
    x = 167,406,349,352.46/471,913.52
  6. Step 6: Final answer
    x = 354,739.46

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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.