Home / 876,518.70-1,314,781.95-277,482.86

Finding the Fourth Proportional to 876,518.70, 1,314,781.95 and 277,482.86

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Solution

The fourth proportional to 876,518.70, 1,314,781.95 and 277,482.86 is: 416,225.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,518.70 : 1,314,781.95 = 277,482.86 : x
  2. Step 2: Convert to fraction form
    876,518.70/1,314,781.95 = 277,482.86/x
  3. Step 3: Cross multiply
    876,518.70x = 1,314,781.95 × 277,482.86
  4. Step 4: Simplify right side
    876,518.70x = 364,829,455,762.38
  5. Step 5: Solve for x
    x = 364,829,455,762.38/876,518.70
  6. Step 6: Final answer
    x = 416,225.52

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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.