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Finding the Fourth Proportional to 423,669, 584,660.96 and 230,075.04

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Solution

The fourth proportional to 423,669, 584,660.96 and 230,075.04 is: 317,502.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,669 : 584,660.96 = 230,075.04 : x
  2. Step 2: Convert to fraction form
    423,669/584,660.96 = 230,075.04/x
  3. Step 3: Cross multiply
    423,669x = 584,660.96 × 230,075.04
  4. Step 4: Simplify right side
    423,669x = 134,515,893,758.44
  5. Step 5: Solve for x
    x = 134,515,893,758.44/423,669
  6. Step 6: Final answer
    x = 317,502.33

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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.