Home / 446,024.51-615,514.43-242,075.43

Finding the Fourth Proportional to 446,024.51, 615,514.43 and 242,075.43

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Solution

The fourth proportional to 446,024.51, 615,514.43 and 242,075.43 is: 334,064.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,024.51 : 615,514.43 = 242,075.43 : x
  2. Step 2: Convert to fraction form
    446,024.51/615,514.43 = 242,075.43/x
  3. Step 3: Cross multiply
    446,024.51x = 615,514.43 × 242,075.43
  4. Step 4: Simplify right side
    446,024.51x = 149,000,920,989.90
  5. Step 5: Solve for x
    x = 149,000,920,989.90/446,024.51
  6. Step 6: Final answer
    x = 334,064.43

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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.