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Finding the Fourth Proportional to 604,692.96, 834,510.75 and 346,612.86

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Solution

The fourth proportional to 604,692.96, 834,510.75 and 346,612.86 is: 478,345.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,692.96 : 834,510.75 = 346,612.86 : x
  2. Step 2: Convert to fraction form
    604,692.96/834,510.75 = 346,612.86/x
  3. Step 3: Cross multiply
    604,692.96x = 834,510.75 × 346,612.86
  4. Step 4: Simplify right side
    604,692.96x = 289,252,157,758.25
  5. Step 5: Solve for x
    x = 289,252,157,758.25/604,692.96
  6. Step 6: Final answer
    x = 478,345.50

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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.