Home / 914,730.54-1,371,847.95-382,140.15

Finding the Fourth Proportional to 914,730.54, 1,371,847.95 and 382,140.15

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Solution

The fourth proportional to 914,730.54, 1,371,847.95 and 382,140.15 is: 573,106.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,730.54 : 1,371,847.95 = 382,140.15 : x
  2. Step 2: Convert to fraction form
    914,730.54/1,371,847.95 = 382,140.15/x
  3. Step 3: Cross multiply
    914,730.54x = 1,371,847.95 × 382,140.15
  4. Step 4: Simplify right side
    914,730.54x = 524,238,181,390.19
  5. Step 5: Solve for x
    x = 524,238,181,390.19/914,730.54
  6. Step 6: Final answer
    x = 573,106.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.