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Finding the Fourth Proportional to 529,030.80, 793,546.20 and 452,923.20

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Solution

The fourth proportional to 529,030.80, 793,546.20 and 452,923.20 is: 679,384.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,030.80 : 793,546.20 = 452,923.20 : x
  2. Step 2: Convert to fraction form
    529,030.80/793,546.20 = 452,923.20/x
  3. Step 3: Cross multiply
    529,030.80x = 793,546.20 × 452,923.20
  4. Step 4: Simplify right side
    529,030.80x = 359,415,484,251.84
  5. Step 5: Solve for x
    x = 359,415,484,251.84/529,030.80
  6. Step 6: Final answer
    x = 679,384.80

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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.