Home / 845,910.72-1,268,089.02-365,838.24

Finding the Fourth Proportional to 845,910.72, 1,268,089.02 and 365,838.24

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Solution

The fourth proportional to 845,910.72, 1,268,089.02 and 365,838.24 is: 548,421.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,910.72 : 1,268,089.02 = 365,838.24 : x
  2. Step 2: Convert to fraction form
    845,910.72/1,268,089.02 = 365,838.24/x
  3. Step 3: Cross multiply
    845,910.72x = 1,268,089.02 × 365,838.24
  4. Step 4: Simplify right side
    845,910.72x = 463,915,455,240.13
  5. Step 5: Solve for x
    x = 463,915,455,240.13/845,910.72
  6. Step 6: Final answer
    x = 548,421.30

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Double scale
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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.