Home / 340,148.04-510,295.88-103,484.57

Finding the Fourth Proportional to 340,148.04, 510,295.88 and 103,484.57

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Solution

The fourth proportional to 340,148.04, 510,295.88 and 103,484.57 is: 155,249.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,148.04 : 510,295.88 = 103,484.57 : x
  2. Step 2: Convert to fraction form
    340,148.04/510,295.88 = 103,484.57/x
  3. Step 3: Cross multiply
    340,148.04x = 510,295.88 × 103,484.57
  4. Step 4: Simplify right side
    340,148.04x = 52,807,749,197.15
  5. Step 5: Solve for x
    x = 52,807,749,197.15/340,148.04
  6. Step 6: Final answer
    x = 155,249.31

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1.5x scale

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.