Home / 920,736.72-1,270,619.33-533,627.33

Finding the Fourth Proportional to 920,736.72, 1,270,619.33 and 533,627.33

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Solution

The fourth proportional to 920,736.72, 1,270,619.33 and 533,627.33 is: 736,407.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,736.72 : 1,270,619.33 = 533,627.33 : x
  2. Step 2: Convert to fraction form
    920,736.72/1,270,619.33 = 533,627.33/x
  3. Step 3: Cross multiply
    920,736.72x = 1,270,619.33 × 533,627.33
  4. Step 4: Simplify right side
    920,736.72x = 678,037,191,493.06
  5. Step 5: Solve for x
    x = 678,037,191,493.06/920,736.72
  6. Step 6: Final answer
    x = 736,407.25

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1.5x scale

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.