Home / 910,316.71-1,365,651.23-349,307.59

Finding the Fourth Proportional to 910,316.71, 1,365,651.23 and 349,307.59

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Solution

The fourth proportional to 910,316.71, 1,365,651.23 and 349,307.59 is: 524,028.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,316.71 : 1,365,651.23 = 349,307.59 : x
  2. Step 2: Convert to fraction form
    910,316.71/1,365,651.23 = 349,307.59/x
  3. Step 3: Cross multiply
    910,316.71x = 1,365,651.23 × 349,307.59
  4. Step 4: Simplify right side
    910,316.71x = 477,032,339,931.84
  5. Step 5: Solve for x
    x = 477,032,339,931.84/910,316.71
  6. Step 6: Final answer
    x = 524,028.98

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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.