Home / 910,973.30-1,367,289.16-484,866.86

Finding the Fourth Proportional to 910,973.30, 1,367,289.16 and 484,866.86

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Solution

The fourth proportional to 910,973.30, 1,367,289.16 and 484,866.86 is: 727,741.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,973.30 : 1,367,289.16 = 484,866.86 : x
  2. Step 2: Convert to fraction form
    910,973.30/1,367,289.16 = 484,866.86/x
  3. Step 3: Cross multiply
    910,973.30x = 1,367,289.16 × 484,866.86
  4. Step 4: Simplify right side
    910,973.30x = 662,953,201,721.24
  5. Step 5: Solve for x
    x = 662,953,201,721.24/910,973.30
  6. Step 6: Final answer
    x = 727,741.64

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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.