Home / 845,389.80-1,265,981.10-591,482.40

Finding the Fourth Proportional to 845,389.80, 1,265,981.10 and 591,482.40

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Solution

The fourth proportional to 845,389.80, 1,265,981.10 and 591,482.40 is: 885,751.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,389.80 : 1,265,981.10 = 591,482.40 : x
  2. Step 2: Convert to fraction form
    845,389.80/1,265,981.10 = 591,482.40/x
  3. Step 3: Cross multiply
    845,389.80x = 1,265,981.10 × 591,482.40
  4. Step 4: Simplify right side
    845,389.80x = 748,805,539,382.64
  5. Step 5: Solve for x
    x = 748,805,539,382.64/845,389.80
  6. Step 6: Final answer
    x = 885,751.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.