Home / 942,115.18-1,413,146.31-302,413.90

Finding the Fourth Proportional to 942,115.18, 1,413,146.31 and 302,413.90

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Solution

The fourth proportional to 942,115.18, 1,413,146.31 and 302,413.90 is: 453,612.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,115.18 : 1,413,146.31 = 302,413.90 : x
  2. Step 2: Convert to fraction form
    942,115.18/1,413,146.31 = 302,413.90/x
  3. Step 3: Cross multiply
    942,115.18x = 1,413,146.31 × 302,413.90
  4. Step 4: Simplify right side
    942,115.18x = 427,355,086,877.71
  5. Step 5: Solve for x
    x = 427,355,086,877.71/942,115.18
  6. Step 6: Final answer
    x = 453,612.36

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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.