Home / 760,209.42-1,140,644.85-476,550.06

Finding the Fourth Proportional to 760,209.42, 1,140,644.85 and 476,550.06

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Solution

The fourth proportional to 760,209.42, 1,140,644.85 and 476,550.06 is: 715,032.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,209.42 : 1,140,644.85 = 476,550.06 : x
  2. Step 2: Convert to fraction form
    760,209.42/1,140,644.85 = 476,550.06/x
  3. Step 3: Cross multiply
    760,209.42x = 1,140,644.85 × 476,550.06
  4. Step 4: Simplify right side
    760,209.42x = 543,574,371,706.19
  5. Step 5: Solve for x
    x = 543,574,371,706.19/760,209.42
  6. Step 6: Final answer
    x = 715,032.41

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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.