Home / 476,142.04-657,075.60-261,295.60

Finding the Fourth Proportional to 476,142.04, 657,075.60 and 261,295.60

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Solution

The fourth proportional to 476,142.04, 657,075.60 and 261,295.60 is: 360,587.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,142.04 : 657,075.60 = 261,295.60 : x
  2. Step 2: Convert to fraction form
    476,142.04/657,075.60 = 261,295.60/x
  3. Step 3: Cross multiply
    476,142.04x = 657,075.60 × 261,295.60
  4. Step 4: Simplify right side
    476,142.04x = 171,690,963,147.36
  5. Step 5: Solve for x
    x = 171,690,963,147.36/476,142.04
  6. Step 6: Final answer
    x = 360,587.70

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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.