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Finding the Fourth Proportional to 347,337.60, 521,006.40 and 235,071.60

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Solution

The fourth proportional to 347,337.60, 521,006.40 and 235,071.60 is: 352,607.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,337.60 : 521,006.40 = 235,071.60 : x
  2. Step 2: Convert to fraction form
    347,337.60/521,006.40 = 235,071.60/x
  3. Step 3: Cross multiply
    347,337.60x = 521,006.40 × 235,071.60
  4. Step 4: Simplify right side
    347,337.60x = 122,473,808,058.24
  5. Step 5: Solve for x
    x = 122,473,808,058.24/347,337.60
  6. Step 6: Final answer
    x = 352,607.40

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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.