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Finding the Fourth Proportional to 433,740.05, 597,491.76 and 369,001.98

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Solution

The fourth proportional to 433,740.05, 597,491.76 and 369,001.98 is: 508,312.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,740.05 : 597,491.76 = 369,001.98 : x
  2. Step 2: Convert to fraction form
    433,740.05/597,491.76 = 369,001.98/x
  3. Step 3: Cross multiply
    433,740.05x = 597,491.76 × 369,001.98
  4. Step 4: Simplify right side
    433,740.05x = 220,475,637,641.22
  5. Step 5: Solve for x
    x = 220,475,637,641.22/433,740.05
  6. Step 6: Final answer
    x = 508,312.85

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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.