Home / 476,285.89-657,283.01-261,445.93

Finding the Fourth Proportional to 476,285.89, 657,283.01 and 261,445.93

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Solution

The fourth proportional to 476,285.89, 657,283.01 and 261,445.93 is: 360,800.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,285.89 : 657,283.01 = 261,445.93 : x
  2. Step 2: Convert to fraction form
    476,285.89/657,283.01 = 261,445.93/x
  3. Step 3: Cross multiply
    476,285.89x = 657,283.01 × 261,445.93
  4. Step 4: Simplify right side
    476,285.89x = 171,843,966,515.42
  5. Step 5: Solve for x
    x = 171,843,966,515.42/476,285.89
  6. Step 6: Final answer
    x = 360,800.04

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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.