Home / 864,027.60-1,296,041.40-548,710.80

Finding the Fourth Proportional to 864,027.60, 1,296,041.40 and 548,710.80

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Solution

The fourth proportional to 864,027.60, 1,296,041.40 and 548,710.80 is: 823,066.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,027.60 : 1,296,041.40 = 548,710.80 : x
  2. Step 2: Convert to fraction form
    864,027.60/1,296,041.40 = 548,710.80/x
  3. Step 3: Cross multiply
    864,027.60x = 1,296,041.40 × 548,710.80
  4. Step 4: Simplify right side
    864,027.60x = 711,151,913,427.12
  5. Step 5: Solve for x
    x = 711,151,913,427.12/864,027.60
  6. Step 6: Final answer
    x = 823,066.20

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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.