Home / 446,262.10-614,813.96-308,308.87

Finding the Fourth Proportional to 446,262.10, 614,813.96 and 308,308.87

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Solution

The fourth proportional to 446,262.10, 614,813.96 and 308,308.87 is: 424,756.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,262.10 : 614,813.96 = 308,308.87 : x
  2. Step 2: Convert to fraction form
    446,262.10/614,813.96 = 308,308.87/x
  3. Step 3: Cross multiply
    446,262.10x = 614,813.96 × 308,308.87
  4. Step 4: Simplify right side
    446,262.10x = 189,552,597,267.83
  5. Step 5: Solve for x
    x = 189,552,597,267.83/446,262.10
  6. Step 6: Final answer
    x = 424,756.21

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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.