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Finding the Fourth Proportional to 424,325.31, 585,573.08 and 233,340

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Solution

The fourth proportional to 424,325.31, 585,573.08 and 233,340 is: 322,011.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,325.31 : 585,573.08 = 233,340 : x
  2. Step 2: Convert to fraction form
    424,325.31/585,573.08 = 233,340/x
  3. Step 3: Cross multiply
    424,325.31x = 585,573.08 × 233,340
  4. Step 4: Simplify right side
    424,325.31x = 136,637,621,320.50
  5. Step 5: Solve for x
    x = 136,637,621,320.50/424,325.31
  6. Step 6: Final answer
    x = 322,011.48

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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.