Home / 570,827.42-787,731.98-316,173.14

Finding the Fourth Proportional to 570,827.42, 787,731.98 and 316,173.14

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Solution

The fourth proportional to 570,827.42, 787,731.98 and 316,173.14 is: 436,313.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,827.42 : 787,731.98 = 316,173.14 : x
  2. Step 2: Convert to fraction form
    570,827.42/787,731.98 = 316,173.14/x
  3. Step 3: Cross multiply
    570,827.42x = 787,731.98 × 316,173.14
  4. Step 4: Simplify right side
    570,827.42x = 249,059,693,595.02
  5. Step 5: Solve for x
    x = 249,059,693,595.02/570,827.42
  6. Step 6: Final answer
    x = 436,313.47

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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.