Home / 648,799.22-895,370.12-373,157.15

Finding the Fourth Proportional to 648,799.22, 895,370.12 and 373,157.15

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Solution

The fourth proportional to 648,799.22, 895,370.12 and 373,157.15 is: 514,972.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,799.22 : 895,370.12 = 373,157.15 : x
  2. Step 2: Convert to fraction form
    648,799.22/895,370.12 = 373,157.15/x
  3. Step 3: Cross multiply
    648,799.22x = 895,370.12 × 373,157.15
  4. Step 4: Simplify right side
    648,799.22x = 334,113,755,831.72
  5. Step 5: Solve for x
    x = 334,113,755,831.72/648,799.22
  6. Step 6: Final answer
    x = 514,972.50

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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.