Home / 749,047.23-1,032,990.37-476,831.34

Finding the Fourth Proportional to 749,047.23, 1,032,990.37 and 476,831.34

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Solution

The fourth proportional to 749,047.23, 1,032,990.37 and 476,831.34 is: 657,584.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,047.23 : 1,032,990.37 = 476,831.34 : x
  2. Step 2: Convert to fraction form
    749,047.23/1,032,990.37 = 476,831.34/x
  3. Step 3: Cross multiply
    749,047.23x = 1,032,990.37 × 476,831.34
  4. Step 4: Simplify right side
    749,047.23x = 492,562,181,142.12
  5. Step 5: Solve for x
    x = 492,562,181,142.12/749,047.23
  6. Step 6: Final answer
    x = 657,584.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.