Home / 1,003,075.28-1,384,269.36-550,366.16

Finding the Fourth Proportional to 1,003,075.28, 1,384,269.36 and 550,366.16

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Solution

The fourth proportional to 1,003,075.28, 1,384,269.36 and 550,366.16 is: 759,519.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,075.28 : 1,384,269.36 = 550,366.16 : x
  2. Step 2: Convert to fraction form
    1,003,075.28/1,384,269.36 = 550,366.16/x
  3. Step 3: Cross multiply
    1,003,075.28x = 1,384,269.36 × 550,366.16
  4. Step 4: Simplify right side
    1,003,075.28x = 761,855,012,068.86
  5. Step 5: Solve for x
    x = 761,855,012,068.86/1,003,075.28
  6. Step 6: Final answer
    x = 759,519.28

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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.