Home / 495,038.85-680,527.26-425,875.92

Finding the Fourth Proportional to 495,038.85, 680,527.26 and 425,875.92

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Solution

The fourth proportional to 495,038.85, 680,527.26 and 425,875.92 is: 585,449.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,038.85 : 680,527.26 = 425,875.92 : x
  2. Step 2: Convert to fraction form
    495,038.85/680,527.26 = 425,875.92/x
  3. Step 3: Cross multiply
    495,038.85x = 680,527.26 × 425,875.92
  4. Step 4: Simplify right side
    495,038.85x = 289,820,169,534.94
  5. Step 5: Solve for x
    x = 289,820,169,534.94/495,038.85
  6. Step 6: Final answer
    x = 585,449.35

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.