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Finding the Fourth Proportional to 333,779.76, 497,692.26 and 296,688.24

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Solution

The fourth proportional to 333,779.76, 497,692.26 and 296,688.24 is: 442,385.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,779.76 : 497,692.26 = 296,688.24 : x
  2. Step 2: Convert to fraction form
    333,779.76/497,692.26 = 296,688.24/x
  3. Step 3: Cross multiply
    333,779.76x = 497,692.26 × 296,688.24
  4. Step 4: Simplify right side
    333,779.76x = 147,659,440,681.02
  5. Step 5: Solve for x
    x = 147,659,440,681.02/333,779.76
  6. Step 6: Final answer
    x = 442,385.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.