Home / 652,279.20-977,106.60-371,468.40

Finding the Fourth Proportional to 652,279.20, 977,106.60 and 371,468.40

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Solution

The fourth proportional to 652,279.20, 977,106.60 and 371,468.40 is: 556,455.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,279.20 : 977,106.60 = 371,468.40 : x
  2. Step 2: Convert to fraction form
    652,279.20/977,106.60 = 371,468.40/x
  3. Step 3: Cross multiply
    652,279.20x = 977,106.60 × 371,468.40
  4. Step 4: Simplify right side
    652,279.20x = 362,964,225,331.44
  5. Step 5: Solve for x
    x = 362,964,225,331.44/652,279.20
  6. Step 6: Final answer
    x = 556,455.31

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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.