Home / 977,282.40-1,465,232.40-445,058.40

Finding the Fourth Proportional to 977,282.40, 1,465,232.40 and 445,058.40

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Solution

The fourth proportional to 977,282.40, 1,465,232.40 and 445,058.40 is: 667,272.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,282.40 : 1,465,232.40 = 445,058.40 : x
  2. Step 2: Convert to fraction form
    977,282.40/1,465,232.40 = 445,058.40/x
  3. Step 3: Cross multiply
    977,282.40x = 1,465,232.40 × 445,058.40
  4. Step 4: Simplify right side
    977,282.40x = 652,113,987,572.16
  5. Step 5: Solve for x
    x = 652,113,987,572.16/977,282.40
  6. Step 6: Final answer
    x = 667,272.82

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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.