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Finding the Fourth Proportional to 429,048.48, 592,039.44 and 238,014.24

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Solution

The fourth proportional to 429,048.48, 592,039.44 and 238,014.24 is: 328,433.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,048.48 : 592,039.44 = 238,014.24 : x
  2. Step 2: Convert to fraction form
    429,048.48/592,039.44 = 238,014.24/x
  3. Step 3: Cross multiply
    429,048.48x = 592,039.44 × 238,014.24
  4. Step 4: Simplify right side
    429,048.48x = 140,913,817,361.63
  5. Step 5: Solve for x
    x = 140,913,817,361.63/429,048.48
  6. Step 6: Final answer
    x = 328,433.32

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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.