Home / 1,172,730.60-1,759,095.90-286,266.60

Finding the Fourth Proportional to 1,172,730.60, 1,759,095.90 and 286,266.60

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Solution

The fourth proportional to 1,172,730.60, 1,759,095.90 and 286,266.60 is: 429,399.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,730.60 : 1,759,095.90 = 286,266.60 : x
  2. Step 2: Convert to fraction form
    1,172,730.60/1,759,095.90 = 286,266.60/x
  3. Step 3: Cross multiply
    1,172,730.60x = 1,759,095.90 × 286,266.60
  4. Step 4: Simplify right side
    1,172,730.60x = 503,570,402,366.94
  5. Step 5: Solve for x
    x = 503,570,402,366.94/1,172,730.60
  6. Step 6: Final answer
    x = 429,399.90

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Similar ratio
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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.