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Finding the Fourth Proportional to 534,413.03, 801,430.46 and 155,254.88

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Solution

The fourth proportional to 534,413.03, 801,430.46 and 155,254.88 is: 232,827.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,413.03 : 801,430.46 = 155,254.88 : x
  2. Step 2: Convert to fraction form
    534,413.03/801,430.46 = 155,254.88/x
  3. Step 3: Cross multiply
    534,413.03x = 801,430.46 × 155,254.88
  4. Step 4: Simplify right side
    534,413.03x = 124,425,985,112.22
  5. Step 5: Solve for x
    x = 124,425,985,112.22/534,413.03
  6. Step 6: Final answer
    x = 232,827.38

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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.