Home / 958,909.34-1,323,293.55-529,189.40

Finding the Fourth Proportional to 958,909.34, 1,323,293.55 and 529,189.40

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Solution

The fourth proportional to 958,909.34, 1,323,293.55 and 529,189.40 is: 730,280.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,909.34 : 1,323,293.55 = 529,189.40 : x
  2. Step 2: Convert to fraction form
    958,909.34/1,323,293.55 = 529,189.40/x
  3. Step 3: Cross multiply
    958,909.34x = 1,323,293.55 × 529,189.40
  4. Step 4: Simplify right side
    958,909.34x = 700,272,919,748.37
  5. Step 5: Solve for x
    x = 700,272,919,748.37/958,909.34
  6. Step 6: Final answer
    x = 730,280.63

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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.