Home / 476,130.02-657,059.04-261,283.59

Finding the Fourth Proportional to 476,130.02, 657,059.04 and 261,283.59

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Solution

The fourth proportional to 476,130.02, 657,059.04 and 261,283.59 is: 360,571.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,130.02 : 657,059.04 = 261,283.59 : x
  2. Step 2: Convert to fraction form
    476,130.02/657,059.04 = 261,283.59/x
  3. Step 3: Cross multiply
    476,130.02x = 657,059.04 × 261,283.59
  4. Step 4: Simplify right side
    476,130.02x = 171,678,744,813.15
  5. Step 5: Solve for x
    x = 171,678,744,813.15/476,130.02
  6. Step 6: Final answer
    x = 360,571.15

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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.