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Finding the Fourth Proportional to 888,300.60, 1,330,482.60 and 355,547.40

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Solution

The fourth proportional to 888,300.60, 1,330,482.60 and 355,547.40 is: 532,533.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,300.60 : 1,330,482.60 = 355,547.40 : x
  2. Step 2: Convert to fraction form
    888,300.60/1,330,482.60 = 355,547.40/x
  3. Step 3: Cross multiply
    888,300.60x = 1,330,482.60 × 355,547.40
  4. Step 4: Simplify right side
    888,300.60x = 473,049,629,175.24
  5. Step 5: Solve for x
    x = 473,049,629,175.24/888,300.60
  6. Step 6: Final answer
    x = 532,533.28

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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.