Home / 658,069.48-908,068.50-382,384.36

Finding the Fourth Proportional to 658,069.48, 908,068.50 and 382,384.36

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Solution

The fourth proportional to 658,069.48, 908,068.50 and 382,384.36 is: 527,651.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,069.48 : 908,068.50 = 382,384.36 : x
  2. Step 2: Convert to fraction form
    658,069.48/908,068.50 = 382,384.36/x
  3. Step 3: Cross multiply
    658,069.48x = 908,068.50 × 382,384.36
  4. Step 4: Simplify right side
    658,069.48x = 347,231,192,208.66
  5. Step 5: Solve for x
    x = 347,231,192,208.66/658,069.48
  6. Step 6: Final answer
    x = 527,651.26

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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.