Home / 450,595.12-621,837.04-246,646.16

Finding the Fourth Proportional to 450,595.12, 621,837.04 and 246,646.16

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Solution

The fourth proportional to 450,595.12, 621,837.04 and 246,646.16 is: 340,380.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,595.12 : 621,837.04 = 246,646.16 : x
  2. Step 2: Convert to fraction form
    450,595.12/621,837.04 = 246,646.16/x
  3. Step 3: Cross multiply
    450,595.12x = 621,837.04 × 246,646.16
  4. Step 4: Simplify right side
    450,595.12x = 153,373,718,061.77
  5. Step 5: Solve for x
    x = 153,373,718,061.77/450,595.12
  6. Step 6: Final answer
    x = 340,380.34

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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.