Home / 1,075,476.04-1,613,214.30-443,695.72

Finding the Fourth Proportional to 1,075,476.04, 1,613,214.30 and 443,695.72

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Solution

The fourth proportional to 1,075,476.04, 1,613,214.30 and 443,695.72 is: 665,543.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,476.04 : 1,613,214.30 = 443,695.72 : x
  2. Step 2: Convert to fraction form
    1,075,476.04/1,613,214.30 = 443,695.72/x
  3. Step 3: Cross multiply
    1,075,476.04x = 1,613,214.30 × 443,695.72
  4. Step 4: Simplify right side
    1,075,476.04x = 715,776,280,352.80
  5. Step 5: Solve for x
    x = 715,776,280,352.80/1,075,476.04
  6. Step 6: Final answer
    x = 665,543.68

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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.