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Finding the Fourth Proportional to 426,846.63, 589,048.16 and 235,858.35

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Solution

The fourth proportional to 426,846.63, 589,048.16 and 235,858.35 is: 325,484.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,846.63 : 589,048.16 = 235,858.35 : x
  2. Step 2: Convert to fraction form
    426,846.63/589,048.16 = 235,858.35/x
  3. Step 3: Cross multiply
    426,846.63x = 589,048.16 × 235,858.35
  4. Step 4: Simplify right side
    426,846.63x = 138,931,925,908.84
  5. Step 5: Solve for x
    x = 138,931,925,908.84/426,846.63
  6. Step 6: Final answer
    x = 325,484.42

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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.