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Finding the Fourth Proportional to 463,901.04, 638,759.88 and 406,210.32

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Solution

The fourth proportional to 463,901.04, 638,759.88 and 406,210.32 is: 559,323.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,901.04 : 638,759.88 = 406,210.32 : x
  2. Step 2: Convert to fraction form
    463,901.04/638,759.88 = 406,210.32/x
  3. Step 3: Cross multiply
    463,901.04x = 638,759.88 × 406,210.32
  4. Step 4: Simplify right side
    463,901.04x = 259,470,855,257.96
  5. Step 5: Solve for x
    x = 259,470,855,257.96/463,901.04
  6. Step 6: Final answer
    x = 559,323.72

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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.