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Finding the Fourth Proportional to 434,733.40, 652,100.10 and 376,413.40

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Solution

The fourth proportional to 434,733.40, 652,100.10 and 376,413.40 is: 564,620.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,733.40 : 652,100.10 = 376,413.40 : x
  2. Step 2: Convert to fraction form
    434,733.40/652,100.10 = 376,413.40/x
  3. Step 3: Cross multiply
    434,733.40x = 652,100.10 × 376,413.40
  4. Step 4: Simplify right side
    434,733.40x = 245,459,215,781.34
  5. Step 5: Solve for x
    x = 245,459,215,781.34/434,733.40
  6. Step 6: Final answer
    x = 564,620.10

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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.