Home / 477,228.15-658,567.76-259,429.59

Finding the Fourth Proportional to 477,228.15, 658,567.76 and 259,429.59

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Solution

The fourth proportional to 477,228.15, 658,567.76 and 259,429.59 is: 358,008.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,228.15 : 658,567.76 = 259,429.59 : x
  2. Step 2: Convert to fraction form
    477,228.15/658,567.76 = 259,429.59/x
  3. Step 3: Cross multiply
    477,228.15x = 658,567.76 × 259,429.59
  4. Step 4: Simplify right side
    477,228.15x = 170,851,962,666.87
  5. Step 5: Solve for x
    x = 170,851,962,666.87/477,228.15
  6. Step 6: Final answer
    x = 358,008.98

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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.