Home / 788,702.64-1,183,036.68-220,068.60

Finding the Fourth Proportional to 788,702.64, 1,183,036.68 and 220,068.60

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Solution

The fourth proportional to 788,702.64, 1,183,036.68 and 220,068.60 is: 330,098.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,702.64 : 1,183,036.68 = 220,068.60 : x
  2. Step 2: Convert to fraction form
    788,702.64/1,183,036.68 = 220,068.60/x
  3. Step 3: Cross multiply
    788,702.64x = 1,183,036.68 × 220,068.60
  4. Step 4: Simplify right side
    788,702.64x = 260,349,225,916.25
  5. Step 5: Solve for x
    x = 260,349,225,916.25/788,702.64
  6. Step 6: Final answer
    x = 330,098.08

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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.