Home / 959,435.60-1,323,543.14-571,978.01

Finding the Fourth Proportional to 959,435.60, 1,323,543.14 and 571,978.01

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Solution

The fourth proportional to 959,435.60, 1,323,543.14 and 571,978.01 is: 789,044.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,435.60 : 1,323,543.14 = 571,978.01 : x
  2. Step 2: Convert to fraction form
    959,435.60/1,323,543.14 = 571,978.01/x
  3. Step 3: Cross multiply
    959,435.60x = 1,323,543.14 × 571,978.01
  4. Step 4: Simplify right side
    959,435.60x = 757,037,561,888.75
  5. Step 5: Solve for x
    x = 757,037,561,888.75/959,435.60
  6. Step 6: Final answer
    x = 789,044.69

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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.