Home / 346,270.16-477,476.15-225,186.90

Finding the Fourth Proportional to 346,270.16, 477,476.15 and 225,186.90

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Solution

The fourth proportional to 346,270.16, 477,476.15 and 225,186.90 is: 310,512.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,270.16 : 477,476.15 = 225,186.90 : x
  2. Step 2: Convert to fraction form
    346,270.16/477,476.15 = 225,186.90/x
  3. Step 3: Cross multiply
    346,270.16x = 477,476.15 × 225,186.90
  4. Step 4: Simplify right side
    346,270.16x = 107,521,372,916.50
  5. Step 5: Solve for x
    x = 107,521,372,916.50/346,270.16
  6. Step 6: Final answer
    x = 310,512.97

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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.