Home / 1,235,270.40-1,852,030.80-476,818.80

Finding the Fourth Proportional to 1,235,270.40, 1,852,030.80 and 476,818.80

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Solution

The fourth proportional to 1,235,270.40, 1,852,030.80 and 476,818.80 is: 714,890.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,270.40 : 1,852,030.80 = 476,818.80 : x
  2. Step 2: Convert to fraction form
    1,235,270.40/1,852,030.80 = 476,818.80/x
  3. Step 3: Cross multiply
    1,235,270.40x = 1,852,030.80 × 476,818.80
  4. Step 4: Simplify right side
    1,235,270.40x = 883,083,103,619.04
  5. Step 5: Solve for x
    x = 883,083,103,619.04/1,235,270.40
  6. Step 6: Final answer
    x = 714,890.52

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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.