Home / 760,228.65-1,048,948.11-454,259.25

Finding the Fourth Proportional to 760,228.65, 1,048,948.11 and 454,259.25

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Solution

The fourth proportional to 760,228.65, 1,048,948.11 and 454,259.25 is: 626,777.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,228.65 : 1,048,948.11 = 454,259.25 : x
  2. Step 2: Convert to fraction form
    760,228.65/1,048,948.11 = 454,259.25/x
  3. Step 3: Cross multiply
    760,228.65x = 1,048,948.11 × 454,259.25
  4. Step 4: Simplify right side
    760,228.65x = 476,494,381,737.52
  5. Step 5: Solve for x
    x = 476,494,381,737.52/760,228.65
  6. Step 6: Final answer
    x = 626,777.72

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Double scale
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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.