Home / 745,341.40-1,026,611.58-572,929.24

Finding the Fourth Proportional to 745,341.40, 1,026,611.58 and 572,929.24

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Solution

The fourth proportional to 745,341.40, 1,026,611.58 and 572,929.24 is: 789,136.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,341.40 : 1,026,611.58 = 572,929.24 : x
  2. Step 2: Convert to fraction form
    745,341.40/1,026,611.58 = 572,929.24/x
  3. Step 3: Cross multiply
    745,341.40x = 1,026,611.58 × 572,929.24
  4. Step 4: Simplify right side
    745,341.40x = 588,175,792,304.60
  5. Step 5: Solve for x
    x = 588,175,792,304.60/745,341.40
  6. Step 6: Final answer
    x = 789,136.08

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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.