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Finding the Fourth Proportional to 637,875, 880,267.50 and 351,395.01

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Solution

The fourth proportional to 637,875, 880,267.50 and 351,395.01 is: 484,925.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,875 : 880,267.50 = 351,395.01 : x
  2. Step 2: Convert to fraction form
    637,875/880,267.50 = 351,395.01/x
  3. Step 3: Cross multiply
    637,875x = 880,267.50 × 351,395.01
  4. Step 4: Simplify right side
    637,875x = 309,321,606,965.18
  5. Step 5: Solve for x
    x = 309,321,606,965.18/637,875
  6. Step 6: Final answer
    x = 484,925.11

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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.