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Finding the Fourth Proportional to 582,784.48, 874,332.28 and 208,845.28

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Solution

The fourth proportional to 582,784.48, 874,332.28 and 208,845.28 is: 313,323.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,784.48 : 874,332.28 = 208,845.28 : x
  2. Step 2: Convert to fraction form
    582,784.48/874,332.28 = 208,845.28/x
  3. Step 3: Cross multiply
    582,784.48x = 874,332.28 × 208,845.28
  4. Step 4: Simplify right side
    582,784.48x = 182,600,169,829.64
  5. Step 5: Solve for x
    x = 182,600,169,829.64/582,784.48
  6. Step 6: Final answer
    x = 313,323.67

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1.5x scale

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.