Home / 845,426.64-1,166,808.87-523,240.50

Finding the Fourth Proportional to 845,426.64, 1,166,808.87 and 523,240.50

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Solution

The fourth proportional to 845,426.64, 1,166,808.87 and 523,240.50 is: 722,146.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,426.64 : 1,166,808.87 = 523,240.50 : x
  2. Step 2: Convert to fraction form
    845,426.64/1,166,808.87 = 523,240.50/x
  3. Step 3: Cross multiply
    845,426.64x = 1,166,808.87 × 523,240.50
  4. Step 4: Simplify right side
    845,426.64x = 610,521,656,543.24
  5. Step 5: Solve for x
    x = 610,521,656,543.24/845,426.64
  6. Step 6: Final answer
    x = 722,146.22

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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.