Home / 476,476.96-657,533.64-261,615.13

Finding the Fourth Proportional to 476,476.96, 657,533.64 and 261,615.13

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Solution

The fourth proportional to 476,476.96, 657,533.64 and 261,615.13 is: 361,026.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,476.96 : 657,533.64 = 261,615.13 : x
  2. Step 2: Convert to fraction form
    476,476.96/657,533.64 = 261,615.13/x
  3. Step 3: Cross multiply
    476,476.96x = 657,533.64 × 261,615.13
  4. Step 4: Simplify right side
    476,476.96x = 172,020,748,707.97
  5. Step 5: Solve for x
    x = 172,020,748,707.97/476,476.96
  6. Step 6: Final answer
    x = 361,026.37

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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.