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Finding the Fourth Proportional to 624,602.14, 935,484.27 and 488,820.22

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Solution

The fourth proportional to 624,602.14, 935,484.27 and 488,820.22 is: 732,119.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,602.14 : 935,484.27 = 488,820.22 : x
  2. Step 2: Convert to fraction form
    624,602.14/935,484.27 = 488,820.22/x
  3. Step 3: Cross multiply
    624,602.14x = 935,484.27 × 488,820.22
  4. Step 4: Simplify right side
    624,602.14x = 457,283,626,667.94
  5. Step 5: Solve for x
    x = 457,283,626,667.94/624,602.14
  6. Step 6: Final answer
    x = 732,119.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.