Home / 806,899.02-1,209,788.01-357,374.94

Finding the Fourth Proportional to 806,899.02, 1,209,788.01 and 357,374.94

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Solution

The fourth proportional to 806,899.02, 1,209,788.01 and 357,374.94 is: 535,814.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,899.02 : 1,209,788.01 = 357,374.94 : x
  2. Step 2: Convert to fraction form
    806,899.02/1,209,788.01 = 357,374.94/x
  3. Step 3: Cross multiply
    806,899.02x = 1,209,788.01 × 357,374.94
  4. Step 4: Simplify right side
    806,899.02x = 432,347,917,486.47
  5. Step 5: Solve for x
    x = 432,347,917,486.47/806,899.02
  6. Step 6: Final answer
    x = 535,814.16

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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.