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Finding the Fourth Proportional to 446,019.04, 615,496 and 242,070.32

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Solution

The fourth proportional to 446,019.04, 615,496 and 242,070.32 is: 334,051.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,019.04 : 615,496 = 242,070.32 : x
  2. Step 2: Convert to fraction form
    446,019.04/615,496 = 242,070.32/x
  3. Step 3: Cross multiply
    446,019.04x = 615,496 × 242,070.32
  4. Step 4: Simplify right side
    446,019.04x = 148,993,313,678.72
  5. Step 5: Solve for x
    x = 148,993,313,678.72/446,019.04
  6. Step 6: Final answer
    x = 334,051.46

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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.