Home / 495,232.64-683,435.04-291,298.40

Finding the Fourth Proportional to 495,232.64, 683,435.04 and 291,298.40

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Solution

The fourth proportional to 495,232.64, 683,435.04 and 291,298.40 is: 402,000.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,232.64 : 683,435.04 = 291,298.40 : x
  2. Step 2: Convert to fraction form
    495,232.64/683,435.04 = 291,298.40/x
  3. Step 3: Cross multiply
    495,232.64x = 683,435.04 × 291,298.40
  4. Step 4: Simplify right side
    495,232.64x = 199,083,533,655.94
  5. Step 5: Solve for x
    x = 199,083,533,655.94/495,232.64
  6. Step 6: Final answer
    x = 402,000.02

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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.