Home / 634,257.90-950,853.33-297,120.78

Finding the Fourth Proportional to 634,257.90, 950,853.33 and 297,120.78

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Solution

The fourth proportional to 634,257.90, 950,853.33 and 297,120.78 is: 445,431.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,257.90 : 950,853.33 = 297,120.78 : x
  2. Step 2: Convert to fraction form
    634,257.90/950,853.33 = 297,120.78/x
  3. Step 3: Cross multiply
    634,257.90x = 950,853.33 × 297,120.78
  4. Step 4: Simplify right side
    634,257.90x = 282,518,283,075.20
  5. Step 5: Solve for x
    x = 282,518,283,075.20/634,257.90
  6. Step 6: Final answer
    x = 445,431.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.