Home / 923,964-1,275,070.32-500,028

Finding the Fourth Proportional to 923,964, 1,275,070.32 and 500,028

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Solution

The fourth proportional to 923,964, 1,275,070.32 and 500,028 is: 690,038.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,964 : 1,275,070.32 = 500,028 : x
  2. Step 2: Convert to fraction form
    923,964/1,275,070.32 = 500,028/x
  3. Step 3: Cross multiply
    923,964x = 1,275,070.32 × 500,028
  4. Step 4: Simplify right side
    923,964x = 637,570,861,968.96
  5. Step 5: Solve for x
    x = 637,570,861,968.96/923,964
  6. Step 6: Final answer
    x = 690,038.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.