Home / 926,526.24-1,389,345.48-452,656.80

Finding the Fourth Proportional to 926,526.24, 1,389,345.48 and 452,656.80

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Solution

The fourth proportional to 926,526.24, 1,389,345.48 and 452,656.80 is: 678,768.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,526.24 : 1,389,345.48 = 452,656.80 : x
  2. Step 2: Convert to fraction form
    926,526.24/1,389,345.48 = 452,656.80/x
  3. Step 3: Cross multiply
    926,526.24x = 1,389,345.48 × 452,656.80
  4. Step 4: Simplify right side
    926,526.24x = 628,896,679,071.26
  5. Step 5: Solve for x
    x = 628,896,679,071.26/926,526.24
  6. Step 6: Final answer
    x = 678,768.34

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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.