Home / 804,905.60-1,208,740.80-569,897.60

Finding the Fourth Proportional to 804,905.60, 1,208,740.80 and 569,897.60

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Solution

The fourth proportional to 804,905.60, 1,208,740.80 and 569,897.60 is: 855,825.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,905.60 : 1,208,740.80 = 569,897.60 : x
  2. Step 2: Convert to fraction form
    804,905.60/1,208,740.80 = 569,897.60/x
  3. Step 3: Cross multiply
    804,905.60x = 1,208,740.80 × 569,897.60
  4. Step 4: Simplify right side
    804,905.60x = 688,858,480,942.08
  5. Step 5: Solve for x
    x = 688,858,480,942.08/804,905.60
  6. Step 6: Final answer
    x = 855,825.18

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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.