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Finding the Fourth Proportional to 245,530.02, 338,717.01 and 159,482.91

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Solution

The fourth proportional to 245,530.02, 338,717.01 and 159,482.91 is: 220,012.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,530.02 : 338,717.01 = 159,482.91 : x
  2. Step 2: Convert to fraction form
    245,530.02/338,717.01 = 159,482.91/x
  3. Step 3: Cross multiply
    245,530.02x = 338,717.01 × 159,482.91
  4. Step 4: Simplify right side
    245,530.02x = 54,019,574,421.30
  5. Step 5: Solve for x
    x = 54,019,574,421.30/245,530.02
  6. Step 6: Final answer
    x = 220,012.10

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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.