Home / 777,579.84-1,073,070.96-433,406.24

Finding the Fourth Proportional to 777,579.84, 1,073,070.96 and 433,406.24

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Solution

The fourth proportional to 777,579.84, 1,073,070.96 and 433,406.24 is: 598,106.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,579.84 : 1,073,070.96 = 433,406.24 : x
  2. Step 2: Convert to fraction form
    777,579.84/1,073,070.96 = 433,406.24/x
  3. Step 3: Cross multiply
    777,579.84x = 1,073,070.96 × 433,406.24
  4. Step 4: Simplify right side
    777,579.84x = 465,075,650,026.79
  5. Step 5: Solve for x
    x = 465,075,650,026.79/777,579.84
  6. Step 6: Final answer
    x = 598,106.62

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1.5x scale

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.