Home / 552,042.24-761,602.20-310,269.60

Finding the Fourth Proportional to 552,042.24, 761,602.20 and 310,269.60

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Solution

The fourth proportional to 552,042.24, 761,602.20 and 310,269.60 is: 428,050.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,042.24 : 761,602.20 = 310,269.60 : x
  2. Step 2: Convert to fraction form
    552,042.24/761,602.20 = 310,269.60/x
  3. Step 3: Cross multiply
    552,042.24x = 761,602.20 × 310,269.60
  4. Step 4: Simplify right side
    552,042.24x = 236,302,009,953.12
  5. Step 5: Solve for x
    x = 236,302,009,953.12/552,042.24
  6. Step 6: Final answer
    x = 428,050.60

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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.