Home / 977,496.90-1,465,807.95-444,743.70

Finding the Fourth Proportional to 977,496.90, 1,465,807.95 and 444,743.70

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Solution

The fourth proportional to 977,496.90, 1,465,807.95 and 444,743.70 is: 666,916.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,496.90 : 1,465,807.95 = 444,743.70 : x
  2. Step 2: Convert to fraction form
    977,496.90/1,465,807.95 = 444,743.70/x
  3. Step 3: Cross multiply
    977,496.90x = 1,465,807.95 × 444,743.70
  4. Step 4: Simplify right side
    977,496.90x = 651,908,851,172.42
  5. Step 5: Solve for x
    x = 651,908,851,172.42/977,496.90
  6. Step 6: Final answer
    x = 666,916.54

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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.