Home / 340,285.04-510,503.76-103,646.24

Finding the Fourth Proportional to 340,285.04, 510,503.76 and 103,646.24

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Solution

The fourth proportional to 340,285.04, 510,503.76 and 103,646.24 is: 155,492.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,285.04 : 510,503.76 = 103,646.24 : x
  2. Step 2: Convert to fraction form
    340,285.04/510,503.76 = 103,646.24/x
  3. Step 3: Cross multiply
    340,285.04x = 510,503.76 × 103,646.24
  4. Step 4: Simplify right side
    340,285.04x = 52,911,795,229.86
  5. Step 5: Solve for x
    x = 52,911,795,229.86/340,285.04
  6. Step 6: Final answer
    x = 155,492.57

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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.