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Finding the Fourth Proportional to 413,483.94, 570,670.29 and 252,432.90

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Solution

The fourth proportional to 413,483.94, 570,670.29 and 252,432.90 is: 348,395.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,483.94 : 570,670.29 = 252,432.90 : x
  2. Step 2: Convert to fraction form
    413,483.94/570,670.29 = 252,432.90/x
  3. Step 3: Cross multiply
    413,483.94x = 570,670.29 × 252,432.90
  4. Step 4: Simplify right side
    413,483.94x = 144,055,956,248.54
  5. Step 5: Solve for x
    x = 144,055,956,248.54/413,483.94
  6. Step 6: Final answer
    x = 348,395.53

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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.