Home / 971,902.80-1,457,810.46-372,752.28

Finding the Fourth Proportional to 971,902.80, 1,457,810.46 and 372,752.28

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Solution

The fourth proportional to 971,902.80, 1,457,810.46 and 372,752.28 is: 559,111.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,902.80 : 1,457,810.46 = 372,752.28 : x
  2. Step 2: Convert to fraction form
    971,902.80/1,457,810.46 = 372,752.28/x
  3. Step 3: Cross multiply
    971,902.80x = 1,457,810.46 × 372,752.28
  4. Step 4: Simplify right side
    971,902.80x = 543,402,172,772.85
  5. Step 5: Solve for x
    x = 543,402,172,772.85/971,902.80
  6. Step 6: Final answer
    x = 559,111.64

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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.