Home / 482,826.90-724,413.15-202,430.10

Finding the Fourth Proportional to 482,826.90, 724,413.15 and 202,430.10

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Solution

The fourth proportional to 482,826.90, 724,413.15 and 202,430.10 is: 303,717.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,826.90 : 724,413.15 = 202,430.10 : x
  2. Step 2: Convert to fraction form
    482,826.90/724,413.15 = 202,430.10/x
  3. Step 3: Cross multiply
    482,826.90x = 724,413.15 × 202,430.10
  4. Step 4: Simplify right side
    482,826.90x = 146,643,026,395.82
  5. Step 5: Solve for x
    x = 146,643,026,395.82/482,826.90
  6. Step 6: Final answer
    x = 303,717.60

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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.