Home / 970,837.80-1,455,219.90-371,567.40

Finding the Fourth Proportional to 970,837.80, 1,455,219.90 and 371,567.40

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Solution

The fourth proportional to 970,837.80, 1,455,219.90 and 371,567.40 is: 556,954.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,837.80 : 1,455,219.90 = 371,567.40 : x
  2. Step 2: Convert to fraction form
    970,837.80/1,455,219.90 = 371,567.40/x
  3. Step 3: Cross multiply
    970,837.80x = 1,455,219.90 × 371,567.40
  4. Step 4: Simplify right side
    970,837.80x = 540,712,274,671.26
  5. Step 5: Solve for x
    x = 540,712,274,671.26/970,837.80
  6. Step 6: Final answer
    x = 556,954.29

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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.