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Finding the Fourth Proportional to 602,382.06, 831,225.63 and 360,658.35

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Solution

The fourth proportional to 602,382.06, 831,225.63 and 360,658.35 is: 497,671.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,382.06 : 831,225.63 = 360,658.35 : x
  2. Step 2: Convert to fraction form
    602,382.06/831,225.63 = 360,658.35/x
  3. Step 3: Cross multiply
    602,382.06x = 831,225.63 × 360,658.35
  4. Step 4: Simplify right side
    602,382.06x = 299,788,464,193.51
  5. Step 5: Solve for x
    x = 299,788,464,193.51/602,382.06
  6. Step 6: Final answer
    x = 497,671.63

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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.