Home / 933,792.32-1,288,681.37-571,102.36

Finding the Fourth Proportional to 933,792.32, 1,288,681.37 and 571,102.36

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Solution

The fourth proportional to 933,792.32, 1,288,681.37 and 571,102.36 is: 788,150.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,792.32 : 1,288,681.37 = 571,102.36 : x
  2. Step 2: Convert to fraction form
    933,792.32/1,288,681.37 = 571,102.36/x
  3. Step 3: Cross multiply
    933,792.32x = 1,288,681.37 × 571,102.36
  4. Step 4: Simplify right side
    933,792.32x = 735,968,978,220.74
  5. Step 5: Solve for x
    x = 735,968,978,220.74/933,792.32
  6. Step 6: Final answer
    x = 788,150.60

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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.