Home / 676,973.28-1,013,467.36-500,268.64

Finding the Fourth Proportional to 676,973.28, 1,013,467.36 and 500,268.64

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Solution

The fourth proportional to 676,973.28, 1,013,467.36 and 500,268.64 is: 748,930.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,973.28 : 1,013,467.36 = 500,268.64 : x
  2. Step 2: Convert to fraction form
    676,973.28/1,013,467.36 = 500,268.64/x
  3. Step 3: Cross multiply
    676,973.28x = 1,013,467.36 × 500,268.64
  4. Step 4: Simplify right side
    676,973.28x = 507,005,937,871.59
  5. Step 5: Solve for x
    x = 507,005,937,871.59/676,973.28
  6. Step 6: Final answer
    x = 748,930.50

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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.