Home / 731,720.16-1,097,907.48-465,411.60

Finding the Fourth Proportional to 731,720.16, 1,097,907.48 and 465,411.60

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Solution

The fourth proportional to 731,720.16, 1,097,907.48 and 465,411.60 is: 698,325.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,720.16 : 1,097,907.48 = 465,411.60 : x
  2. Step 2: Convert to fraction form
    731,720.16/1,097,907.48 = 465,411.60/x
  3. Step 3: Cross multiply
    731,720.16x = 1,097,907.48 × 465,411.60
  4. Step 4: Simplify right side
    731,720.16x = 510,978,876,918.77
  5. Step 5: Solve for x
    x = 510,978,876,918.77/731,720.16
  6. Step 6: Final answer
    x = 698,325.54

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1.5x scale

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.