Home / 760,817.33-1,051,021.53-607,654.43

Finding the Fourth Proportional to 760,817.33, 1,051,021.53 and 607,654.43

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Solution

The fourth proportional to 760,817.33, 1,051,021.53 and 607,654.43 is: 839,436.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,817.33 : 1,051,021.53 = 607,654.43 : x
  2. Step 2: Convert to fraction form
    760,817.33/1,051,021.53 = 607,654.43/x
  3. Step 3: Cross multiply
    760,817.33x = 1,051,021.53 × 607,654.43
  4. Step 4: Simplify right side
    760,817.33x = 638,657,883,474.77
  5. Step 5: Solve for x
    x = 638,657,883,474.77/760,817.33
  6. Step 6: Final answer
    x = 839,436.57

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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.