Home / 345,318.18-476,612.60-232,075.32

Finding the Fourth Proportional to 345,318.18, 476,612.60 and 232,075.32

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Solution

The fourth proportional to 345,318.18, 476,612.60 and 232,075.32 is: 320,313.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,318.18 : 476,612.60 = 232,075.32 : x
  2. Step 2: Convert to fraction form
    345,318.18/476,612.60 = 232,075.32/x
  3. Step 3: Cross multiply
    345,318.18x = 476,612.60 × 232,075.32
  4. Step 4: Simplify right side
    345,318.18x = 110,610,021,661.03
  5. Step 5: Solve for x
    x = 110,610,021,661.03/345,318.18
  6. Step 6: Final answer
    x = 320,313.35

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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.