Home / 817,322.85-1,226,030.40-248,722.52

Finding the Fourth Proportional to 817,322.85, 1,226,030.40 and 248,722.52

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Solution

The fourth proportional to 817,322.85, 1,226,030.40 and 248,722.52 is: 373,097.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,322.85 : 1,226,030.40 = 248,722.52 : x
  2. Step 2: Convert to fraction form
    817,322.85/1,226,030.40 = 248,722.52/x
  3. Step 3: Cross multiply
    817,322.85x = 1,226,030.40 × 248,722.52
  4. Step 4: Simplify right side
    817,322.85x = 304,941,364,554.46
  5. Step 5: Solve for x
    x = 304,941,364,554.46/817,322.85
  6. Step 6: Final answer
    x = 373,097.81

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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.