Home / 286,743.64-429,532.26-144,501.16

Finding the Fourth Proportional to 286,743.64, 429,532.26 and 144,501.16

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Solution

The fourth proportional to 286,743.64, 429,532.26 and 144,501.16 is: 216,457.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,743.64 : 429,532.26 = 144,501.16 : x
  2. Step 2: Convert to fraction form
    286,743.64/429,532.26 = 144,501.16/x
  3. Step 3: Cross multiply
    286,743.64x = 429,532.26 × 144,501.16
  4. Step 4: Simplify right side
    286,743.64x = 62,067,909,827.42
  5. Step 5: Solve for x
    x = 62,067,909,827.42/286,743.64
  6. Step 6: Final answer
    x = 216,457.84

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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.