Home / 760,397.71-1,049,332.98-416,225.20

Finding the Fourth Proportional to 760,397.71, 1,049,332.98 and 416,225.20

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Solution

The fourth proportional to 760,397.71, 1,049,332.98 and 416,225.20 is: 574,382.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,397.71 : 1,049,332.98 = 416,225.20 : x
  2. Step 2: Convert to fraction form
    760,397.71/1,049,332.98 = 416,225.20/x
  3. Step 3: Cross multiply
    760,397.71x = 1,049,332.98 × 416,225.20
  4. Step 4: Simplify right side
    760,397.71x = 436,758,829,467.10
  5. Step 5: Solve for x
    x = 436,758,829,467.10/760,397.71
  6. Step 6: Final answer
    x = 574,382.09

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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.