Home / 759,465.75-1,047,680.61-501,070.35

Finding the Fourth Proportional to 759,465.75, 1,047,680.61 and 501,070.35

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Solution

The fourth proportional to 759,465.75, 1,047,680.61 and 501,070.35 is: 691,224.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,465.75 : 1,047,680.61 = 501,070.35 : x
  2. Step 2: Convert to fraction form
    759,465.75/1,047,680.61 = 501,070.35/x
  3. Step 3: Cross multiply
    759,465.75x = 1,047,680.61 × 501,070.35
  4. Step 4: Simplify right side
    759,465.75x = 524,961,689,940.91
  5. Step 5: Solve for x
    x = 524,961,689,940.91/759,465.75
  6. Step 6: Final answer
    x = 691,224.97

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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.