Home / 754,281.02-1,130,674.16-354,205.64

Finding the Fourth Proportional to 754,281.02, 1,130,674.16 and 354,205.64

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Solution

The fourth proportional to 754,281.02, 1,130,674.16 and 354,205.64 is: 530,957.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,281.02 : 1,130,674.16 = 354,205.64 : x
  2. Step 2: Convert to fraction form
    754,281.02/1,130,674.16 = 354,205.64/x
  3. Step 3: Cross multiply
    754,281.02x = 1,130,674.16 × 354,205.64
  4. Step 4: Simplify right side
    754,281.02x = 400,491,159,706.41
  5. Step 5: Solve for x
    x = 400,491,159,706.41/754,281.02
  6. Step 6: Final answer
    x = 530,957.50

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Double scale
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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.