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Finding the Fourth Proportional to 341,965.77, 510,444.64 and 301,565.26

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Solution

The fourth proportional to 341,965.77, 510,444.64 and 301,565.26 is: 450,139.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,965.77 : 510,444.64 = 301,565.26 : x
  2. Step 2: Convert to fraction form
    341,965.77/510,444.64 = 301,565.26/x
  3. Step 3: Cross multiply
    341,965.77x = 510,444.64 × 301,565.26
  4. Step 4: Simplify right side
    341,965.77x = 153,932,370,577.21
  5. Step 5: Solve for x
    x = 153,932,370,577.21/341,965.77
  6. Step 6: Final answer
    x = 450,139.70

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.