Home / 346,042.83-477,457.60-210,073.35

Finding the Fourth Proportional to 346,042.83, 477,457.60 and 210,073.35

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Solution

The fourth proportional to 346,042.83, 477,457.60 and 210,073.35 is: 289,851.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,042.83 : 477,457.60 = 210,073.35 : x
  2. Step 2: Convert to fraction form
    346,042.83/477,457.60 = 210,073.35/x
  3. Step 3: Cross multiply
    346,042.83x = 477,457.60 × 210,073.35
  4. Step 4: Simplify right side
    346,042.83x = 100,301,117,514.96
  5. Step 5: Solve for x
    x = 100,301,117,514.96/346,042.83
  6. Step 6: Final answer
    x = 289,851.74

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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.