Home / 807,072.60-1,113,677.77-496,925.93

Finding the Fourth Proportional to 807,072.60, 1,113,677.77 and 496,925.93

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Solution

The fourth proportional to 807,072.60, 1,113,677.77 and 496,925.93 is: 685,707.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,072.60 : 1,113,677.77 = 496,925.93 : x
  2. Step 2: Convert to fraction form
    807,072.60/1,113,677.77 = 496,925.93/x
  3. Step 3: Cross multiply
    807,072.60x = 1,113,677.77 × 496,925.93
  4. Step 4: Simplify right side
    807,072.60x = 553,415,354,561.02
  5. Step 5: Solve for x
    x = 553,415,354,561.02/807,072.60
  6. Step 6: Final answer
    x = 685,707.03

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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.