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Finding the Fourth Proportional to 343,702.04, 515,430.03 and 119,002.16

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Solution

The fourth proportional to 343,702.04, 515,430.03 and 119,002.16 is: 178,460.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,702.04 : 515,430.03 = 119,002.16 : x
  2. Step 2: Convert to fraction form
    343,702.04/515,430.03 = 119,002.16/x
  3. Step 3: Cross multiply
    343,702.04x = 515,430.03 × 119,002.16
  4. Step 4: Simplify right side
    343,702.04x = 61,337,288,633.70
  5. Step 5: Solve for x
    x = 61,337,288,633.70/343,702.04
  6. Step 6: Final answer
    x = 178,460.65

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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.