Home / 313,826.85-433,075.95-170,590.50

Finding the Fourth Proportional to 313,826.85, 433,075.95 and 170,590.50

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Solution

The fourth proportional to 313,826.85, 433,075.95 and 170,590.50 is: 235,412.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,826.85 : 433,075.95 = 170,590.50 : x
  2. Step 2: Convert to fraction form
    313,826.85/433,075.95 = 170,590.50/x
  3. Step 3: Cross multiply
    313,826.85x = 433,075.95 × 170,590.50
  4. Step 4: Simplify right side
    313,826.85x = 73,878,642,848.48
  5. Step 5: Solve for x
    x = 73,878,642,848.48/313,826.85
  6. Step 6: Final answer
    x = 235,412.12

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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.