Home / 977,573.20-1,465,703.70-472,376.20

Finding the Fourth Proportional to 977,573.20, 1,465,703.70 and 472,376.20

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Solution

The fourth proportional to 977,573.20, 1,465,703.70 and 472,376.20 is: 708,247.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,573.20 : 1,465,703.70 = 472,376.20 : x
  2. Step 2: Convert to fraction form
    977,573.20/1,465,703.70 = 472,376.20/x
  3. Step 3: Cross multiply
    977,573.20x = 1,465,703.70 × 472,376.20
  4. Step 4: Simplify right side
    977,573.20x = 692,363,544,131.94
  5. Step 5: Solve for x
    x = 692,363,544,131.94/977,573.20
  6. Step 6: Final answer
    x = 708,247.26

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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.