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Finding the Fourth Proportional to 475,692.04, 712,138.38 and 317,528.20

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Solution

The fourth proportional to 475,692.04, 712,138.38 and 317,528.20 is: 475,358.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,692.04 : 712,138.38 = 317,528.20 : x
  2. Step 2: Convert to fraction form
    475,692.04/712,138.38 = 317,528.20/x
  3. Step 3: Cross multiply
    475,692.04x = 712,138.38 × 317,528.20
  4. Step 4: Simplify right side
    475,692.04x = 226,124,017,952.32
  5. Step 5: Solve for x
    x = 226,124,017,952.32/475,692.04
  6. Step 6: Final answer
    x = 475,358.00

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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.