Home / 807,303.36-1,114,064.64-467,803.20

Finding the Fourth Proportional to 807,303.36, 1,114,064.64 and 467,803.20

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Solution

The fourth proportional to 807,303.36, 1,114,064.64 and 467,803.20 is: 645,560.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,303.36 : 1,114,064.64 = 467,803.20 : x
  2. Step 2: Convert to fraction form
    807,303.36/1,114,064.64 = 467,803.20/x
  3. Step 3: Cross multiply
    807,303.36x = 1,114,064.64 × 467,803.20
  4. Step 4: Simplify right side
    807,303.36x = 521,163,003,598.85
  5. Step 5: Solve for x
    x = 521,163,003,598.85/807,303.36
  6. Step 6: Final answer
    x = 645,560.31

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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.