Home / 903,263.81-1,347,915.76-802,623.53

Finding the Fourth Proportional to 903,263.81, 1,347,915.76 and 802,623.53

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Solution

The fourth proportional to 903,263.81, 1,347,915.76 and 802,623.53 is: 1,197,733.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,263.81 : 1,347,915.76 = 802,623.53 : x
  2. Step 2: Convert to fraction form
    903,263.81/1,347,915.76 = 802,623.53/x
  3. Step 3: Cross multiply
    903,263.81x = 1,347,915.76 × 802,623.53
  4. Step 4: Simplify right side
    903,263.81x = 1,081,868,909,054.44
  5. Step 5: Solve for x
    x = 1,081,868,909,054.44/903,263.81
  6. Step 6: Final answer
    x = 1,197,733.05

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.