Home / 1,207,356.40-1,810,573.80-365,628.40

Finding the Fourth Proportional to 1,207,356.40, 1,810,573.80 and 365,628.40

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Solution

The fourth proportional to 1,207,356.40, 1,810,573.80 and 365,628.40 is: 548,303.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,356.40 : 1,810,573.80 = 365,628.40 : x
  2. Step 2: Convert to fraction form
    1,207,356.40/1,810,573.80 = 365,628.40/x
  3. Step 3: Cross multiply
    1,207,356.40x = 1,810,573.80 × 365,628.40
  4. Step 4: Simplify right side
    1,207,356.40x = 661,997,201,575.92
  5. Step 5: Solve for x
    x = 661,997,201,575.92/1,207,356.40
  6. Step 6: Final answer
    x = 548,303.05

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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.