Home / 884,871.28-1,328,636.12-506,219.52

Finding the Fourth Proportional to 884,871.28, 1,328,636.12 and 506,219.52

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Solution

The fourth proportional to 884,871.28, 1,328,636.12 and 506,219.52 is: 760,089.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,871.28 : 1,328,636.12 = 506,219.52 : x
  2. Step 2: Convert to fraction form
    884,871.28/1,328,636.12 = 506,219.52/x
  3. Step 3: Cross multiply
    884,871.28x = 1,328,636.12 × 506,219.52
  4. Step 4: Simplify right side
    884,871.28x = 672,581,538,921.06
  5. Step 5: Solve for x
    x = 672,581,538,921.06/884,871.28
  6. Step 6: Final answer
    x = 760,089.69

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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.