Home / 877,458.50-1,316,187.93-316,492.94

Finding the Fourth Proportional to 877,458.50, 1,316,187.93 and 316,492.94

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Solution

The fourth proportional to 877,458.50, 1,316,187.93 and 316,492.94 is: 474,739.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,458.50 : 1,316,187.93 = 316,492.94 : x
  2. Step 2: Convert to fraction form
    877,458.50/1,316,187.93 = 316,492.94/x
  3. Step 3: Cross multiply
    877,458.50x = 1,316,187.93 × 316,492.94
  4. Step 4: Simplify right side
    877,458.50x = 416,564,187,558.21
  5. Step 5: Solve for x
    x = 416,564,187,558.21/877,458.50
  6. Step 6: Final answer
    x = 474,739.47

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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.