Home / 292,426.48-438,642.96-102,892.24

Finding the Fourth Proportional to 292,426.48, 438,642.96 and 102,892.24

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Solution

The fourth proportional to 292,426.48, 438,642.96 and 102,892.24 is: 154,339.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,426.48 : 438,642.96 = 102,892.24 : x
  2. Step 2: Convert to fraction form
    292,426.48/438,642.96 = 102,892.24/x
  3. Step 3: Cross multiply
    292,426.48x = 438,642.96 × 102,892.24
  4. Step 4: Simplify right side
    292,426.48x = 45,132,956,714.63
  5. Step 5: Solve for x
    x = 45,132,956,714.63/292,426.48
  6. Step 6: Final answer
    x = 154,339.50

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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.