Home / 751,870.89-1,037,355.08-461,183.72

Finding the Fourth Proportional to 751,870.89, 1,037,355.08 and 461,183.72

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Solution

The fourth proportional to 751,870.89, 1,037,355.08 and 461,183.72 is: 636,294.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,870.89 : 1,037,355.08 = 461,183.72 : x
  2. Step 2: Convert to fraction form
    751,870.89/1,037,355.08 = 461,183.72/x
  3. Step 3: Cross multiply
    751,870.89x = 1,037,355.08 × 461,183.72
  4. Step 4: Simplify right side
    751,870.89x = 478,411,267,262.60
  5. Step 5: Solve for x
    x = 478,411,267,262.60/751,870.89
  6. Step 6: Final answer
    x = 636,294.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.