Home / 434,081.04-651,307.40-223,866.60

Finding the Fourth Proportional to 434,081.04, 651,307.40 and 223,866.60

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Solution

The fourth proportional to 434,081.04, 651,307.40 and 223,866.60 is: 335,895.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,081.04 : 651,307.40 = 223,866.60 : x
  2. Step 2: Convert to fraction form
    434,081.04/651,307.40 = 223,866.60/x
  3. Step 3: Cross multiply
    434,081.04x = 651,307.40 × 223,866.60
  4. Step 4: Simplify right side
    434,081.04x = 145,805,973,192.84
  5. Step 5: Solve for x
    x = 145,805,973,192.84/434,081.04
  6. Step 6: Final answer
    x = 335,895.74

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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.