Home / 748,124.24-1,122,177.24-507,642.39

Finding the Fourth Proportional to 748,124.24, 1,122,177.24 and 507,642.39

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Solution

The fourth proportional to 748,124.24, 1,122,177.24 and 507,642.39 is: 761,457.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,124.24 : 1,122,177.24 = 507,642.39 : x
  2. Step 2: Convert to fraction form
    748,124.24/1,122,177.24 = 507,642.39/x
  3. Step 3: Cross multiply
    748,124.24x = 1,122,177.24 × 507,642.39
  4. Step 4: Simplify right side
    748,124.24x = 569,664,736,117.20
  5. Step 5: Solve for x
    x = 569,664,736,117.20/748,124.24
  6. Step 6: Final answer
    x = 761,457.40

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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.