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Finding the Fourth Proportional to 602,890.61, 904,513.55 and 242,876.19

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Solution

The fourth proportional to 602,890.61, 904,513.55 and 242,876.19 is: 364,385.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,890.61 : 904,513.55 = 242,876.19 : x
  2. Step 2: Convert to fraction form
    602,890.61/904,513.55 = 242,876.19/x
  3. Step 3: Cross multiply
    602,890.61x = 904,513.55 × 242,876.19
  4. Step 4: Simplify right side
    602,890.61x = 219,684,803,612.99
  5. Step 5: Solve for x
    x = 219,684,803,612.99/602,890.61
  6. Step 6: Final answer
    x = 364,385.84

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1.5x scale

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.