Home / 788,327.69-1,178,171.60-575,543.66

Finding the Fourth Proportional to 788,327.69, 1,178,171.60 and 575,543.66

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Solution

The fourth proportional to 788,327.69, 1,178,171.60 and 575,543.66 is: 860,161.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,327.69 : 1,178,171.60 = 575,543.66 : x
  2. Step 2: Convert to fraction form
    788,327.69/1,178,171.60 = 575,543.66/x
  3. Step 3: Cross multiply
    788,327.69x = 1,178,171.60 × 575,543.66
  4. Step 4: Simplify right side
    788,327.69x = 678,089,186,003.48
  5. Step 5: Solve for x
    x = 678,089,186,003.48/788,327.69
  6. Step 6: Final answer
    x = 860,161.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.