Home / 869,547.93-1,199,975.04-482,422.08

Finding the Fourth Proportional to 869,547.93, 1,199,975.04 and 482,422.08

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Solution

The fourth proportional to 869,547.93, 1,199,975.04 and 482,422.08 is: 665,741.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,547.93 : 1,199,975.04 = 482,422.08 : x
  2. Step 2: Convert to fraction form
    869,547.93/1,199,975.04 = 482,422.08/x
  3. Step 3: Cross multiply
    869,547.93x = 1,199,975.04 × 482,422.08
  4. Step 4: Simplify right side
    869,547.93x = 578,894,454,744.88
  5. Step 5: Solve for x
    x = 578,894,454,744.88/869,547.93
  6. Step 6: Final answer
    x = 665,741.86

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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.