Home / 307,014.22-423,710.76-171,070.30

Finding the Fourth Proportional to 307,014.22, 423,710.76 and 171,070.30

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Solution

The fourth proportional to 307,014.22, 423,710.76 and 171,070.30 is: 236,094.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,014.22 : 423,710.76 = 171,070.30 : x
  2. Step 2: Convert to fraction form
    307,014.22/423,710.76 = 171,070.30/x
  3. Step 3: Cross multiply
    307,014.22x = 423,710.76 × 171,070.30
  4. Step 4: Simplify right side
    307,014.22x = 72,484,326,826.43
  5. Step 5: Solve for x
    x = 72,484,326,826.43/307,014.22
  6. Step 6: Final answer
    x = 236,094.36

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1.5x scale

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.