Home / 790,354.23-1,185,050.79-310,006.41

Finding the Fourth Proportional to 790,354.23, 1,185,050.79 and 310,006.41

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Solution

The fourth proportional to 790,354.23, 1,185,050.79 and 310,006.41 is: 464,821.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,354.23 : 1,185,050.79 = 310,006.41 : x
  2. Step 2: Convert to fraction form
    790,354.23/1,185,050.79 = 310,006.41/x
  3. Step 3: Cross multiply
    790,354.23x = 1,185,050.79 × 310,006.41
  4. Step 4: Simplify right side
    790,354.23x = 367,373,341,075.56
  5. Step 5: Solve for x
    x = 367,373,341,075.56/790,354.23
  6. Step 6: Final answer
    x = 464,821.12

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1.5x scale

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.