Home / 446,445.10-616,101.69-242,496.42

Finding the Fourth Proportional to 446,445.10, 616,101.69 and 242,496.42

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Solution

The fourth proportional to 446,445.10, 616,101.69 and 242,496.42 is: 334,649.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,445.10 : 616,101.69 = 242,496.42 : x
  2. Step 2: Convert to fraction form
    446,445.10/616,101.69 = 242,496.42/x
  3. Step 3: Cross multiply
    446,445.10x = 616,101.69 × 242,496.42
  4. Step 4: Simplify right side
    446,445.10x = 149,402,452,779.93
  5. Step 5: Solve for x
    x = 149,402,452,779.93/446,445.10
  6. Step 6: Final answer
    x = 334,649.10

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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.