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Finding the Fourth Proportional to 464,777.92, 641,340.84 and 260,802.16

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Solution

The fourth proportional to 464,777.92, 641,340.84 and 260,802.16 is: 359,877.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,777.92 : 641,340.84 = 260,802.16 : x
  2. Step 2: Convert to fraction form
    464,777.92/641,340.84 = 260,802.16/x
  3. Step 3: Cross multiply
    464,777.92x = 641,340.84 × 260,802.16
  4. Step 4: Simplify right side
    464,777.92x = 167,263,076,368.21
  5. Step 5: Solve for x
    x = 167,263,076,368.21/464,777.92
  6. Step 6: Final answer
    x = 359,877.41

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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.