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Finding the Fourth Proportional to 601,675.39, 830,312.18 and 329,754.07

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Solution

The fourth proportional to 601,675.39, 830,312.18 and 329,754.07 is: 455,060.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,675.39 : 830,312.18 = 329,754.07 : x
  2. Step 2: Convert to fraction form
    601,675.39/830,312.18 = 329,754.07/x
  3. Step 3: Cross multiply
    601,675.39x = 830,312.18 × 329,754.07
  4. Step 4: Simplify right side
    601,675.39x = 273,798,820,725.57
  5. Step 5: Solve for x
    x = 273,798,820,725.57/601,675.39
  6. Step 6: Final answer
    x = 455,060.69

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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.