Home / 753,913.63-1,130,854.89-248,504.95

Finding the Fourth Proportional to 753,913.63, 1,130,854.89 and 248,504.95

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Solution

The fourth proportional to 753,913.63, 1,130,854.89 and 248,504.95 is: 372,752.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,913.63 : 1,130,854.89 = 248,504.95 : x
  2. Step 2: Convert to fraction form
    753,913.63/1,130,854.89 = 248,504.95/x
  3. Step 3: Cross multiply
    753,913.63x = 1,130,854.89 × 248,504.95
  4. Step 4: Simplify right side
    753,913.63x = 281,023,037,896.71
  5. Step 5: Solve for x
    x = 281,023,037,896.71/753,913.63
  6. Step 6: Final answer
    x = 372,752.30

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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.