Home / 858,488.98-1,184,712.77-476,520.34

Finding the Fourth Proportional to 858,488.98, 1,184,712.77 and 476,520.34

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Solution

The fourth proportional to 858,488.98, 1,184,712.77 and 476,520.34 is: 657,596.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,488.98 : 1,184,712.77 = 476,520.34 : x
  2. Step 2: Convert to fraction form
    858,488.98/1,184,712.77 = 476,520.34/x
  3. Step 3: Cross multiply
    858,488.98x = 1,184,712.77 × 476,520.34
  4. Step 4: Simplify right side
    858,488.98x = 564,539,731,962.74
  5. Step 5: Solve for x
    x = 564,539,731,962.74/858,488.98
  6. Step 6: Final answer
    x = 657,596.95

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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.