Home / 850,708.76-1,174,204.48-502,155.64

Finding the Fourth Proportional to 850,708.76, 1,174,204.48 and 502,155.64

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Solution

The fourth proportional to 850,708.76, 1,174,204.48 and 502,155.64 is: 693,108.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,708.76 : 1,174,204.48 = 502,155.64 : x
  2. Step 2: Convert to fraction form
    850,708.76/1,174,204.48 = 502,155.64/x
  3. Step 3: Cross multiply
    850,708.76x = 1,174,204.48 × 502,155.64
  4. Step 4: Simplify right side
    850,708.76x = 589,633,402,145.27
  5. Step 5: Solve for x
    x = 589,633,402,145.27/850,708.76
  6. Step 6: Final answer
    x = 693,108.42

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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.