Home / 438,026.32-604,477.20-236,822.32

Finding the Fourth Proportional to 438,026.32, 604,477.20 and 236,822.32

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Solution

The fourth proportional to 438,026.32, 604,477.20 and 236,822.32 is: 326,815.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,026.32 : 604,477.20 = 236,822.32 : x
  2. Step 2: Convert to fraction form
    438,026.32/604,477.20 = 236,822.32/x
  3. Step 3: Cross multiply
    438,026.32x = 604,477.20 × 236,822.32
  4. Step 4: Simplify right side
    438,026.32x = 143,153,692,891.10
  5. Step 5: Solve for x
    x = 143,153,692,891.10/438,026.32
  6. Step 6: Final answer
    x = 326,815.28

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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.