Home / 559,927.96-839,655.01-307,136.27

Finding the Fourth Proportional to 559,927.96, 839,655.01 and 307,136.27

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Solution

The fourth proportional to 559,927.96, 839,655.01 and 307,136.27 is: 460,574.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,927.96 : 839,655.01 = 307,136.27 : x
  2. Step 2: Convert to fraction form
    559,927.96/839,655.01 = 307,136.27/x
  3. Step 3: Cross multiply
    559,927.96x = 839,655.01 × 307,136.27
  4. Step 4: Simplify right side
    559,927.96x = 257,888,510,341.27
  5. Step 5: Solve for x
    x = 257,888,510,341.27/559,927.96
  6. Step 6: Final answer
    x = 460,574.45

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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.