Home / 525,749.41-788,656.98-357,197.32

Finding the Fourth Proportional to 525,749.41, 788,656.98 and 357,197.32

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Solution

The fourth proportional to 525,749.41, 788,656.98 and 357,197.32 is: 535,818.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,749.41 : 788,656.98 = 357,197.32 : x
  2. Step 2: Convert to fraction form
    525,749.41/788,656.98 = 357,197.32/x
  3. Step 3: Cross multiply
    525,749.41x = 788,656.98 × 357,197.32
  4. Step 4: Simplify right side
    525,749.41x = 281,706,155,712.01
  5. Step 5: Solve for x
    x = 281,706,155,712.01/525,749.41
  6. Step 6: Final answer
    x = 535,818.31

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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.