Home / 899,246.10-1,348,653.15-519,345.30

Finding the Fourth Proportional to 899,246.10, 1,348,653.15 and 519,345.30

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Solution

The fourth proportional to 899,246.10, 1,348,653.15 and 519,345.30 is: 778,893.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,246.10 : 1,348,653.15 = 519,345.30 : x
  2. Step 2: Convert to fraction form
    899,246.10/1,348,653.15 = 519,345.30/x
  3. Step 3: Cross multiply
    899,246.10x = 1,348,653.15 × 519,345.30
  4. Step 4: Simplify right side
    899,246.10x = 700,416,674,782.70
  5. Step 5: Solve for x
    x = 700,416,674,782.70/899,246.10
  6. Step 6: Final answer
    x = 778,893.20

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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.