Home / 284,554.10-426,269.55-144,413.30

Finding the Fourth Proportional to 284,554.10, 426,269.55 and 144,413.30

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Solution

The fourth proportional to 284,554.10, 426,269.55 and 144,413.30 is: 216,334.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,554.10 : 426,269.55 = 144,413.30 : x
  2. Step 2: Convert to fraction form
    284,554.10/426,269.55 = 144,413.30/x
  3. Step 3: Cross multiply
    284,554.10x = 426,269.55 × 144,413.30
  4. Step 4: Simplify right side
    284,554.10x = 61,558,992,405.02
  5. Step 5: Solve for x
    x = 61,558,992,405.02/284,554.10
  6. Step 6: Final answer
    x = 216,334.93

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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.