Home / 779,332.16-1,075,495.52-430,471.68

Finding the Fourth Proportional to 779,332.16, 1,075,495.52 and 430,471.68

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Solution

The fourth proportional to 779,332.16, 1,075,495.52 and 430,471.68 is: 594,060.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,332.16 : 1,075,495.52 = 430,471.68 : x
  2. Step 2: Convert to fraction form
    779,332.16/1,075,495.52 = 430,471.68/x
  3. Step 3: Cross multiply
    779,332.16x = 1,075,495.52 × 430,471.68
  4. Step 4: Simplify right side
    779,332.16x = 462,970,363,326.87
  5. Step 5: Solve for x
    x = 462,970,363,326.87/779,332.16
  6. Step 6: Final answer
    x = 594,060.39

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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.