Home / 918,229.24-1,266,792.78-530,973.52

Finding the Fourth Proportional to 918,229.24, 1,266,792.78 and 530,973.52

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Solution

The fourth proportional to 918,229.24, 1,266,792.78 and 530,973.52 is: 732,533.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,229.24 : 1,266,792.78 = 530,973.52 : x
  2. Step 2: Convert to fraction form
    918,229.24/1,266,792.78 = 530,973.52/x
  3. Step 3: Cross multiply
    918,229.24x = 1,266,792.78 × 530,973.52
  4. Step 4: Simplify right side
    918,229.24x = 672,633,421,507.19
  5. Step 5: Solve for x
    x = 672,633,421,507.19/918,229.24
  6. Step 6: Final answer
    x = 732,533.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.