Home / 845,474.85-1,166,764.91-482,946.93

Finding the Fourth Proportional to 845,474.85, 1,166,764.91 and 482,946.93

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Solution

The fourth proportional to 845,474.85, 1,166,764.91 and 482,946.93 is: 666,472.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,474.85 : 1,166,764.91 = 482,946.93 : x
  2. Step 2: Convert to fraction form
    845,474.85/1,166,764.91 = 482,946.93/x
  3. Step 3: Cross multiply
    845,474.85x = 1,166,764.91 × 482,946.93
  4. Step 4: Simplify right side
    845,474.85x = 563,485,528,901.49
  5. Step 5: Solve for x
    x = 563,485,528,901.49/845,474.85
  6. Step 6: Final answer
    x = 666,472.25

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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.