Home / 920,531.01-1,380,334.73-536,404.28

Finding the Fourth Proportional to 920,531.01, 1,380,334.73 and 536,404.28

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Solution

The fourth proportional to 920,531.01, 1,380,334.73 and 536,404.28 is: 804,337.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,531.01 : 1,380,334.73 = 536,404.28 : x
  2. Step 2: Convert to fraction form
    920,531.01/1,380,334.73 = 536,404.28/x
  3. Step 3: Cross multiply
    920,531.01x = 1,380,334.73 × 536,404.28
  4. Step 4: Simplify right side
    920,531.01x = 740,417,457,004.64
  5. Step 5: Solve for x
    x = 740,417,457,004.64/920,531.01
  6. Step 6: Final answer
    x = 804,337.33

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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.