Home / 867,547.14-1,197,240.39-485,564.10

Finding the Fourth Proportional to 867,547.14, 1,197,240.39 and 485,564.10

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Solution

The fourth proportional to 867,547.14, 1,197,240.39 and 485,564.10 is: 670,092.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,547.14 : 1,197,240.39 = 485,564.10 : x
  2. Step 2: Convert to fraction form
    867,547.14/1,197,240.39 = 485,564.10/x
  3. Step 3: Cross multiply
    867,547.14x = 1,197,240.39 × 485,564.10
  4. Step 4: Simplify right side
    867,547.14x = 581,336,952,454.00
  5. Step 5: Solve for x
    x = 581,336,952,454.00/867,547.14
  6. Step 6: Final answer
    x = 670,092.64

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1.5x scale

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.