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Finding the Fourth Proportional to 335,801.60, 503,702.40 and 316,102.40

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Solution

The fourth proportional to 335,801.60, 503,702.40 and 316,102.40 is: 474,153.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,801.60 : 503,702.40 = 316,102.40 : x
  2. Step 2: Convert to fraction form
    335,801.60/503,702.40 = 316,102.40/x
  3. Step 3: Cross multiply
    335,801.60x = 503,702.40 × 316,102.40
  4. Step 4: Simplify right side
    335,801.60x = 159,221,537,525.76
  5. Step 5: Solve for x
    x = 159,221,537,525.76/335,801.60
  6. Step 6: Final answer
    x = 474,153.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.