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Finding the Fourth Proportional to 370,601.16, 511,484.45 and 234,647.76

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Solution

The fourth proportional to 370,601.16, 511,484.45 and 234,647.76 is: 323,848.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,601.16 : 511,484.45 = 234,647.76 : x
  2. Step 2: Convert to fraction form
    370,601.16/511,484.45 = 234,647.76/x
  3. Step 3: Cross multiply
    370,601.16x = 511,484.45 × 234,647.76
  4. Step 4: Simplify right side
    370,601.16x = 120,018,680,300.07
  5. Step 5: Solve for x
    x = 120,018,680,300.07/370,601.16
  6. Step 6: Final answer
    x = 323,848.64

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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.