Home / 876,825.60-1,312,905.60-559,564.80

Finding the Fourth Proportional to 876,825.60, 1,312,905.60 and 559,564.80

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Solution

The fourth proportional to 876,825.60, 1,312,905.60 and 559,564.80 is: 837,858.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,825.60 : 1,312,905.60 = 559,564.80 : x
  2. Step 2: Convert to fraction form
    876,825.60/1,312,905.60 = 559,564.80/x
  3. Step 3: Cross multiply
    876,825.60x = 1,312,905.60 × 559,564.80
  4. Step 4: Simplify right side
    876,825.60x = 734,655,759,482.88
  5. Step 5: Solve for x
    x = 734,655,759,482.88/876,825.60
  6. Step 6: Final answer
    x = 837,858.47

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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.