Home / 874,946.75-1,207,426.52-472,538.75

Finding the Fourth Proportional to 874,946.75, 1,207,426.52 and 472,538.75

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Solution

The fourth proportional to 874,946.75, 1,207,426.52 and 472,538.75 is: 652,103.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,946.75 : 1,207,426.52 = 472,538.75 : x
  2. Step 2: Convert to fraction form
    874,946.75/1,207,426.52 = 472,538.75/x
  3. Step 3: Cross multiply
    874,946.75x = 1,207,426.52 × 472,538.75
  4. Step 4: Simplify right side
    874,946.75x = 570,555,818,477.65
  5. Step 5: Solve for x
    x = 570,555,818,477.65/874,946.75
  6. Step 6: Final answer
    x = 652,103.48

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Double scale
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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.