Home / 845,813.58-1,166,902.47-539,901.42

Finding the Fourth Proportional to 845,813.58, 1,166,902.47 and 539,901.42

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Solution

The fourth proportional to 845,813.58, 1,166,902.47 and 539,901.42 is: 744,859.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,813.58 : 1,166,902.47 = 539,901.42 : x
  2. Step 2: Convert to fraction form
    845,813.58/1,166,902.47 = 539,901.42/x
  3. Step 3: Cross multiply
    845,813.58x = 1,166,902.47 × 539,901.42
  4. Step 4: Simplify right side
    845,813.58x = 630,012,300,554.51
  5. Step 5: Solve for x
    x = 630,012,300,554.51/845,813.58
  6. Step 6: Final answer
    x = 744,859.52

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Double scale
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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.