Home / 750,812.52-1,036,142.28-456,461.76

Finding the Fourth Proportional to 750,812.52, 1,036,142.28 and 456,461.76

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Solution

The fourth proportional to 750,812.52, 1,036,142.28 and 456,461.76 is: 629,930.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,812.52 : 1,036,142.28 = 456,461.76 : x
  2. Step 2: Convert to fraction form
    750,812.52/1,036,142.28 = 456,461.76/x
  3. Step 3: Cross multiply
    750,812.52x = 1,036,142.28 × 456,461.76
  4. Step 4: Simplify right side
    750,812.52x = 472,959,328,739.21
  5. Step 5: Solve for x
    x = 472,959,328,739.21/750,812.52
  6. Step 6: Final answer
    x = 629,930.00

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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.