Home / 845,493.42-1,166,780.93-463,522.89

Finding the Fourth Proportional to 845,493.42, 1,166,780.93 and 463,522.89

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Solution

The fourth proportional to 845,493.42, 1,166,780.93 and 463,522.89 is: 639,661.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,493.42 : 1,166,780.93 = 463,522.89 : x
  2. Step 2: Convert to fraction form
    845,493.42/1,166,780.93 = 463,522.89/x
  3. Step 3: Cross multiply
    845,493.42x = 1,166,780.93 × 463,522.89
  4. Step 4: Simplify right side
    845,493.42x = 540,829,666,352.87
  5. Step 5: Solve for x
    x = 540,829,666,352.87/845,493.42
  6. Step 6: Final answer
    x = 639,661.59

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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.