Home / 430,830.72-594,699.84-310,043.52

Finding the Fourth Proportional to 430,830.72, 594,699.84 and 310,043.52

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Solution

The fourth proportional to 430,830.72, 594,699.84 and 310,043.52 is: 427,970.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,830.72 : 594,699.84 = 310,043.52 : x
  2. Step 2: Convert to fraction form
    430,830.72/594,699.84 = 310,043.52/x
  3. Step 3: Cross multiply
    430,830.72x = 594,699.84 × 310,043.52
  4. Step 4: Simplify right side
    430,830.72x = 184,382,831,737.04
  5. Step 5: Solve for x
    x = 184,382,831,737.04/430,830.72
  6. Step 6: Final answer
    x = 427,970.48

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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.