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Finding the Fourth Proportional to 429,313.17, 592,429.01 and 238,314.26

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Solution

The fourth proportional to 429,313.17, 592,429.01 and 238,314.26 is: 328,860.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,313.17 : 592,429.01 = 238,314.26 : x
  2. Step 2: Convert to fraction form
    429,313.17/592,429.01 = 238,314.26/x
  3. Step 3: Cross multiply
    429,313.17x = 592,429.01 × 238,314.26
  4. Step 4: Simplify right side
    429,313.17x = 141,184,276,966.97
  5. Step 5: Solve for x
    x = 141,184,276,966.97/429,313.17
  6. Step 6: Final answer
    x = 328,860.81

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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.