Home / 759,368.58-1,137,960.32-326,967.34

Finding the Fourth Proportional to 759,368.58, 1,137,960.32 and 326,967.34

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Solution

The fourth proportional to 759,368.58, 1,137,960.32 and 326,967.34 is: 489,980.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,368.58 : 1,137,960.32 = 326,967.34 : x
  2. Step 2: Convert to fraction form
    759,368.58/1,137,960.32 = 326,967.34/x
  3. Step 3: Cross multiply
    759,368.58x = 1,137,960.32 × 326,967.34
  4. Step 4: Simplify right side
    759,368.58x = 372,075,860,298.70
  5. Step 5: Solve for x
    x = 372,075,860,298.70/759,368.58
  6. Step 6: Final answer
    x = 489,980.58

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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.