Home / 958,900.98-1,323,280.64-529,178.04

Finding the Fourth Proportional to 958,900.98, 1,323,280.64 and 529,178.04

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Solution

The fourth proportional to 958,900.98, 1,323,280.64 and 529,178.04 is: 730,264.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,900.98 : 1,323,280.64 = 529,178.04 : x
  2. Step 2: Convert to fraction form
    958,900.98/1,323,280.64 = 529,178.04/x
  3. Step 3: Cross multiply
    958,900.98x = 1,323,280.64 × 529,178.04
  4. Step 4: Simplify right side
    958,900.98x = 700,251,051,805.79
  5. Step 5: Solve for x
    x = 700,251,051,805.79/958,900.98
  6. Step 6: Final answer
    x = 730,264.19

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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.