Home / 736,955.20-1,102,808.40-511,256.80

Finding the Fourth Proportional to 736,955.20, 1,102,808.40 and 511,256.80

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Solution

The fourth proportional to 736,955.20, 1,102,808.40 and 511,256.80 is: 765,064.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,955.20 : 1,102,808.40 = 511,256.80 : x
  2. Step 2: Convert to fraction form
    736,955.20/1,102,808.40 = 511,256.80/x
  3. Step 3: Cross multiply
    736,955.20x = 1,102,808.40 × 511,256.80
  4. Step 4: Simplify right side
    736,955.20x = 563,818,293,597.12
  5. Step 5: Solve for x
    x = 563,818,293,597.12/736,955.20
  6. Step 6: Final answer
    x = 765,064.54

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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.