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Finding the Fourth Proportional to 267,146.32, 368,702.40 and 152,424.40

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Solution

The fourth proportional to 267,146.32, 368,702.40 and 152,424.40 is: 210,368.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,146.32 : 368,702.40 = 152,424.40 : x
  2. Step 2: Convert to fraction form
    267,146.32/368,702.40 = 152,424.40/x
  3. Step 3: Cross multiply
    267,146.32x = 368,702.40 × 152,424.40
  4. Step 4: Simplify right side
    267,146.32x = 56,199,242,098.56
  5. Step 5: Solve for x
    x = 56,199,242,098.56/267,146.32
  6. Step 6: Final answer
    x = 210,368.77

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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.