Home / 845,746.11-1,166,000.56-671,893.17

Finding the Fourth Proportional to 845,746.11, 1,166,000.56 and 671,893.17

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Solution

The fourth proportional to 845,746.11, 1,166,000.56 and 671,893.17 is: 926,315.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,746.11 : 1,166,000.56 = 671,893.17 : x
  2. Step 2: Convert to fraction form
    845,746.11/1,166,000.56 = 671,893.17/x
  3. Step 3: Cross multiply
    845,746.11x = 1,166,000.56 × 671,893.17
  4. Step 4: Simplify right side
    845,746.11x = 783,427,812,480.18
  5. Step 5: Solve for x
    x = 783,427,812,480.18/845,746.11
  6. Step 6: Final answer
    x = 926,315.60

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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.