Home / 631,228.80-946,013.76-298,899.84

Finding the Fourth Proportional to 631,228.80, 946,013.76 and 298,899.84

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Solution

The fourth proportional to 631,228.80, 946,013.76 and 298,899.84 is: 447,957.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,228.80 : 946,013.76 = 298,899.84 : x
  2. Step 2: Convert to fraction form
    631,228.80/946,013.76 = 298,899.84/x
  3. Step 3: Cross multiply
    631,228.80x = 946,013.76 × 298,899.84
  4. Step 4: Simplify right side
    631,228.80x = 282,763,361,501.80
  5. Step 5: Solve for x
    x = 282,763,361,501.80/631,228.80
  6. Step 6: Final answer
    x = 447,957.00

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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.