Home / 476,294.65-657,281.03-258,503.70

Finding the Fourth Proportional to 476,294.65, 657,281.03 and 258,503.70

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Solution

The fourth proportional to 476,294.65, 657,281.03 and 258,503.70 is: 356,732.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,294.65 : 657,281.03 = 258,503.70 : x
  2. Step 2: Convert to fraction form
    476,294.65/657,281.03 = 258,503.70/x
  3. Step 3: Cross multiply
    476,294.65x = 657,281.03 × 258,503.70
  4. Step 4: Simplify right side
    476,294.65x = 169,909,579,367.10
  5. Step 5: Solve for x
    x = 169,909,579,367.10/476,294.65
  6. Step 6: Final answer
    x = 356,732.08

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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.