Home / 751,356.69-1,036,983.53-475,740.16

Finding the Fourth Proportional to 751,356.69, 1,036,983.53 and 475,740.16

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Solution

The fourth proportional to 751,356.69, 1,036,983.53 and 475,740.16 is: 656,591.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,356.69 : 1,036,983.53 = 475,740.16 : x
  2. Step 2: Convert to fraction form
    751,356.69/1,036,983.53 = 475,740.16/x
  3. Step 3: Cross multiply
    751,356.69x = 1,036,983.53 × 475,740.16
  4. Step 4: Simplify right side
    751,356.69x = 493,334,712,915.55
  5. Step 5: Solve for x
    x = 493,334,712,915.55/751,356.69
  6. Step 6: Final answer
    x = 656,591.89

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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.