Home / 1,075,325.20-1,612,985.84-317,698.88

Finding the Fourth Proportional to 1,075,325.20, 1,612,985.84 and 317,698.88

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Solution

The fourth proportional to 1,075,325.20, 1,612,985.84 and 317,698.88 is: 476,547.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,325.20 : 1,612,985.84 = 317,698.88 : x
  2. Step 2: Convert to fraction form
    1,075,325.20/1,612,985.84 = 317,698.88/x
  3. Step 3: Cross multiply
    1,075,325.20x = 1,612,985.84 × 317,698.88
  4. Step 4: Simplify right side
    1,075,325.20x = 512,443,794,823.86
  5. Step 5: Solve for x
    x = 512,443,794,823.86/1,075,325.20
  6. Step 6: Final answer
    x = 476,547.74

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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.