Home / 860,172.56-1,187,068.65-473,017.67

Finding the Fourth Proportional to 860,172.56, 1,187,068.65 and 473,017.67

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Solution

The fourth proportional to 860,172.56, 1,187,068.65 and 473,017.67 is: 652,781.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,172.56 : 1,187,068.65 = 473,017.67 : x
  2. Step 2: Convert to fraction form
    860,172.56/1,187,068.65 = 473,017.67/x
  3. Step 3: Cross multiply
    860,172.56x = 1,187,068.65 × 473,017.67
  4. Step 4: Simplify right side
    860,172.56x = 561,504,441,017.70
  5. Step 5: Solve for x
    x = 561,504,441,017.70/860,172.56
  6. Step 6: Final answer
    x = 652,781.16

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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.