Home / 534,931.58-738,281.22-331,048.22

Finding the Fourth Proportional to 534,931.58, 738,281.22 and 331,048.22

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Solution

The fourth proportional to 534,931.58, 738,281.22 and 331,048.22 is: 456,893.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,931.58 : 738,281.22 = 331,048.22 : x
  2. Step 2: Convert to fraction form
    534,931.58/738,281.22 = 331,048.22/x
  3. Step 3: Cross multiply
    534,931.58x = 738,281.22 × 331,048.22
  4. Step 4: Simplify right side
    534,931.58x = 244,406,683,740.43
  5. Step 5: Solve for x
    x = 244,406,683,740.43/534,931.58
  6. Step 6: Final answer
    x = 456,893.35

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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.