Home / 759,731.17-1,139,598.54-310,452.00

Finding the Fourth Proportional to 759,731.17, 1,139,598.54 and 310,452.00

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Solution

The fourth proportional to 759,731.17, 1,139,598.54 and 310,452.00 is: 465,678.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,731.17 : 1,139,598.54 = 310,452.00 : x
  2. Step 2: Convert to fraction form
    759,731.17/1,139,598.54 = 310,452.00/x
  3. Step 3: Cross multiply
    759,731.17x = 1,139,598.54 × 310,452.00
  4. Step 4: Simplify right side
    759,731.17x = 353,790,643,341.01
  5. Step 5: Solve for x
    x = 353,790,643,341.01/759,731.17
  6. Step 6: Final answer
    x = 465,678.73

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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.