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Finding the Fourth Proportional to 462,260.51, 637,907.28 and 258,313.10

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Solution

The fourth proportional to 462,260.51, 637,907.28 and 258,313.10 is: 356,465.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,260.51 : 637,907.28 = 258,313.10 : x
  2. Step 2: Convert to fraction form
    462,260.51/637,907.28 = 258,313.10/x
  3. Step 3: Cross multiply
    462,260.51x = 637,907.28 × 258,313.10
  4. Step 4: Simplify right side
    462,260.51x = 164,779,808,604.14
  5. Step 5: Solve for x
    x = 164,779,808,604.14/462,260.51
  6. Step 6: Final answer
    x = 356,465.25

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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.