Home / 716,400.40-1,075,378.20-559,325.20

Finding the Fourth Proportional to 716,400.40, 1,075,378.20 and 559,325.20

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Solution

The fourth proportional to 716,400.40, 1,075,378.20 and 559,325.20 is: 839,594.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,400.40 : 1,075,378.20 = 559,325.20 : x
  2. Step 2: Convert to fraction form
    716,400.40/1,075,378.20 = 559,325.20/x
  3. Step 3: Cross multiply
    716,400.40x = 1,075,378.20 × 559,325.20
  4. Step 4: Simplify right side
    716,400.40x = 601,486,126,790.64
  5. Step 5: Solve for x
    x = 601,486,126,790.64/716,400.40
  6. Step 6: Final answer
    x = 839,594.91

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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.