Home / 786,585.60-1,180,492.80-365,913.60

Finding the Fourth Proportional to 786,585.60, 1,180,492.80 and 365,913.60

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Solution

The fourth proportional to 786,585.60, 1,180,492.80 and 365,913.60 is: 549,156.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,585.60 : 1,180,492.80 = 365,913.60 : x
  2. Step 2: Convert to fraction form
    786,585.60/1,180,492.80 = 365,913.60/x
  3. Step 3: Cross multiply
    786,585.60x = 1,180,492.80 × 365,913.60
  4. Step 4: Simplify right side
    786,585.60x = 431,958,370,222.08
  5. Step 5: Solve for x
    x = 431,958,370,222.08/786,585.60
  6. Step 6: Final answer
    x = 549,156.21

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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.