Home / 413,298.05-570,376.79-275,240.23

Finding the Fourth Proportional to 413,298.05, 570,376.79 and 275,240.23

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Solution

The fourth proportional to 413,298.05, 570,376.79 and 275,240.23 is: 379,848.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,298.05 : 570,376.79 = 275,240.23 : x
  2. Step 2: Convert to fraction form
    413,298.05/570,376.79 = 275,240.23/x
  3. Step 3: Cross multiply
    413,298.05x = 570,376.79 × 275,240.23
  4. Step 4: Simplify right side
    413,298.05x = 156,990,637,096.27
  5. Step 5: Solve for x
    x = 156,990,637,096.27/413,298.05
  6. Step 6: Final answer
    x = 379,848.49

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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.