Home / 495,087.51-742,437.55-175,115.74

Finding the Fourth Proportional to 495,087.51, 742,437.55 and 175,115.74

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Solution

The fourth proportional to 495,087.51, 742,437.55 and 175,115.74 is: 262,605.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,087.51 : 742,437.55 = 175,115.74 : x
  2. Step 2: Convert to fraction form
    495,087.51/742,437.55 = 175,115.74/x
  3. Step 3: Cross multiply
    495,087.51x = 742,437.55 × 175,115.74
  4. Step 4: Simplify right side
    495,087.51x = 130,012,500,972.04
  5. Step 5: Solve for x
    x = 130,012,500,972.04/495,087.51
  6. Step 6: Final answer
    x = 262,605.09

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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.