Home / 602,601.47-831,587.74-330,673.92

Finding the Fourth Proportional to 602,601.47, 831,587.74 and 330,673.92

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Solution

The fourth proportional to 602,601.47, 831,587.74 and 330,673.92 is: 456,328.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,601.47 : 831,587.74 = 330,673.92 : x
  2. Step 2: Convert to fraction form
    602,601.47/831,587.74 = 330,673.92/x
  3. Step 3: Cross multiply
    602,601.47x = 831,587.74 × 330,673.92
  4. Step 4: Simplify right side
    602,601.47x = 274,984,377,809.74
  5. Step 5: Solve for x
    x = 274,984,377,809.74/602,601.47
  6. Step 6: Final answer
    x = 456,328.75

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1.5x scale

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.